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Best Flat Iron For Long Thick Hair (2024 Update)

Finding the best flat iron for long, thick hair can seem daunting. With so many factors to consider, it’s easy to feel overwhelmed. However, taking the time to understand your hair type and needs will ensure you find the perfect flat iron that leaves your locks sleek, smooth, and frizz-free.

When shopping for a flat iron, pay close attention to plate material, width, and temperature settings. Ceramic, titanium, and tourmaline plates often work best for coarse, thick hair. Wider plates – 1.5 inches or more – can straighten larger sections of hair at once, saving precious time in the morning. Adjustable heat settings up to at least 400°F allow you to customize the temperature to your hair texture and sensitivity.

It’s also important to think about your styling habits. Do you want to straighten or add waves? How often will you use the iron? Flat irons designed for versatility with curved plates and multiple heat settings offer more styling options for creating straight, wavy, or curly locks. If you’ll use an iron daily, invest in a high-quality product made with durable, smooth materials to prevent damage over time.

Finding your perfect flat iron means understanding your hair’s needs. Do your research, read reviews, and choose an iron thoughtfully. With the right styling tool, you’ll achieve gorgeous, healthy, head-turning locks in minutes. Let your beautiful hair shine through with the perfect flat iron.

10 Best Flat Iron For Long Thick Hair

# Product Image Product Name Product Notes Check Price
1
The product is ideal for straightening hair while repairing it with the help of its ionic generator and infrared lamps.
2
The product is ideal for adding shine and nourishing benefits to hair with the infusion of argan oil and keratin.
3
Ideal for those who need a reliable and high-quality zero turn mower without breaking the bank.
4
The product is ideal for straightening long, thick, and curly hair with its keratin, argan, and coconut oil infused ceramic plates.
5
Ideal for quickly straightening and smoothing all hair types with its long plates and adjustable temperature settings.
6
The product is ideal for straightening thick and curly hair with its ceramic coated floating panel and adjustable temperature.
7
This product is ideal for straightening hair with its anti-static ceramic plates and digital controls.
8
This product is ideal for straightening thick hair with its wide plates, ceramic technology, and LCD display.
9
Ideal for professional-grade hair straightening and styling with its extra-long 1-1/2 inch plates and digital temperature control.
10
The product is ideal for straightening and styling hair with its wider plates and ceramic technology.
The product is ideal for straightening hair while repairing it with the help of its ionic generator and infrared lamps.
The product is ideal for adding shine and nourishing benefits to hair with the infusion of argan oil and keratin.
Ideal for those who need a reliable and high-quality zero turn mower without breaking the bank.
The product is ideal for straightening long, thick, and curly hair with its keratin, argan, and coconut oil infused ceramic plates.
Ideal for quickly straightening and smoothing all hair types with its long plates and adjustable temperature settings.
The product is ideal for straightening thick and curly hair with its ceramic coated floating panel and adjustable temperature.
This product is ideal for straightening hair with its anti-static ceramic plates and digital controls.
This product is ideal for straightening thick hair with its wide plates, ceramic technology, and LCD display.
Ideal for professional-grade hair straightening and styling with its extra-long 1-1/2 inch plates and digital temperature control.
The product is ideal for straightening and styling hair with its wider plates and ceramic technology.

1. Ionic Ceramic 2-In-1 Wet-Dry Hair Straightener

Introducing the ceramic flat iron with new built-in ionic generator and double infrared lamps that will protect and repair your hair while giving you the perfect style. The hair straightener releases rich negative ions that help reduce split ends, knotting, and repair the hair scales, while the infrared lamps protect the hair's health. The advanced ceramic technology ensures that the styles last longer, so you don't have to worry about your hair anymore.

With 5 heat settings up to 450˚F, you have total control in choosing the optimum temperature for your hair type. The temperature range of 265˚F – 370˚F is suitable for fine, thin, and normal textured hair, 371˚F-410˚F for wavy or curly hair, and 411˚F-450˚F for coarse, very thick hair. This wide temperature range increases the chance of protecting the hair while enhancing the styling effect.

The hair straightener uses new technology that heats up in seconds and allows the casing to withstand higher heat levels, saving you perm time. You can use this 2 in 1 flat iron to get a quickly amazing hair, making it ideal for all emergency meetings, dates, and more.

The AGT ceramic flat iron lets you create ultra-shiny, pin-straight styles with just one pass. The 4.1” extended length ultra-smooth ceramic plates straighten hair faster and smoother with no pulling or snagging. The hair straightener comes with 360° swivel power cord and 60 mins auto off, so you can just leave it after using and don't have to worry about anything!

This hair iron straightener is an ideal gift for family, friend, or yourself. It comes with 1 heat-resistance glove, 1pc comb, and 2 pcs clips. The well-designed professional hair straightener is a unique gift that is sure to be cherished and loved by that special lady in your life!

2. Remington Shine Therapy Argan Oil & Keratin Infused 2 Inch Hair

The Advanced Ceramic Plates of this flat iron are designed to provide even and consistent heat. These plates are infused with antioxidant-rich Argan oil, protein-rich Keratin, and a micro-conditioner to nourish your hair as you style. The micro-conditioner is released onto the hair during styling, reducing frizz and leaving your hair with a smooth, radiant shine.

With 2x Shine-Enhancing Technology, this flat iron is perfect for those who want to achieve a sleek and healthy look. The micro-conditioner technology ensures that your hair is left with a radiant shine, reducing frizz and improving your hair's overall health.

The 2" wide floating plate of this flat iron provides a smooth glide, making it easy to style your hair. You can easily straighten, curl or wave your hair with this flat iron, giving you the freedom to create any style you desire.

This flat iron is also perfect for those who want to improve the health of their hair. It leaves hair up to 50% shinier, providing a sleek and healthy look. The smooth ceramic plates of this flat iron also leave hair up to 68% smoother, reducing frizz and giving you a silky smooth finish.

3. Micsta Wide

The MICSTA Hair Straightener is the perfect tool for achieving smooth and shiny hair. With its 1.75 inch wide flat iron, it is suitable for a wide range of hair types, especially thick and curly hair. Its larger size also allows for styling more hair at once, cutting down on styling time and effort.

This hair straightener meets salon-level standards with its 3D Ceramic floating plates, which eliminate the possibility of pulling or damaging hair. The ceramic coating instantly moisturizes, hydrates, and nourishes hair while styling, leaving you with luscious and natural-looking hair in just a few minutes.

The adjustable temperature settings range from 250°F to 450°F, allowing you to adapt the heat to what your hair needs the most. The straightener features a digital LCD display that makes it easy to see what temperature setting you’re currently using.

Style your hair without worrying about heat damage with the MICSTA professional hair straightener flat iron. It comes with the newest PTC heating technology that provides constant and stable heat, protecting your hair from heat damage more effectively and safely.

The hair straightener is also equipped with dual voltage, featuring 100-240V worldwide dual voltage. You can enjoy beautiful straight hair both at home and away. The 360-degree swivel cord allows for easy movement during styling, and the safety lock button is convenient for saving space.

4. Progloss Ceramic Hair Straightener With Oil Infused Plates

The Revamp Progloss Wide Ultra 1.5 Inch Flat Iron Hair Straightener is the perfect tool for achieving a variety of hairstyles with ease. This ceramic flat iron boasts healthy heat control, which regulates the temperature to ensure minimal damage and maximum style.

Infused with Progloss super smooth oils such as keratin, argan, and coconut oils, the 1.5” ceramic plates provide shine, hydration, and frizz-free style. It is an ideal hair straightening tool for long, thick or curly hair.

Thanks to the extra-wide, 1.5” flat iron CeramicLuster plates, you’ll be able to style more hair in a shorter amount of time. The non-slip grip and lightweight, ergonomic design also ensure comfortable use.

The ceramic hair straightener includes SwiftHeat MCH heat technology that gives ultra-fast heat up and heat recovery for one-stroke styling. Additionally, it has a 9’ swivel cable, 60 min auto-shutoff, and variable temperature controls, making it easy to adjust and adapt to your hair's specific needs.

Inside the box, you'll find the Revamp Progloss Wide Ultra X Shine Ceramic Hair Straightener, a Silicone Heat-Resistant Mat, and a 2-year limited warranty.

5. Hot Tools 1" Flat Iron – Extra Long Plate

This hair straightener boasts a range of convenient features that make it a must-have for both home and travel use. With its 2-hour auto shut-off feature, you can rest assured that you won't have to worry about accidentally leaving it on. The dual voltage feature makes it perfect for use around the world, while the Nano Ceramic Micro-Shine plates ensure that your hair will stay smooth and shiny.

One of the standout features of this straightener is its extra-long plates, which allow for wider sections of hair to be styled more quickly. The separate heat control buttons make it easy to adjust the temperature to your desired level, with a maximum heat setting of 450 F.

Whether you're creating sleek, straight styles or adding curls and waves to your hair, this versatile tool has got you covered. Its compact size and dual voltage feature make it ideal for throwing in your suitcase for your next vacation, while the Nano Ceramic Micro-Shine plates ensure that your hair will look its best no matter where you are.

6. Wide Temperature-Controlled Ceramic Hair Straightener.

The Elilier Hair Iron is a lifesaver for those with naturally curly and damaged hair. Its 2.20" widened panel and high temperature make it perfect for thick, frizzy, curly, kinky, and coarse hair types ranging from 3A to 4C. With this hair iron, creating new hairstyles is effortless and smooths down wild hair, making it easier to manage.

The extra wide flat iron feature of this hair iron helps you save time. Its wider styling surface provides more coverage and helps you quickly glide your way to new styling heights in less time. This feature improves the efficiency of each ironing and reduces the burden on your arms. You can now tame your hair with ease and tackle it without any difficulty.

The temperature of the Elilier Hair Iron is adjustable, making it less damaging to your hair. It features 30-second heat up, so you don't have to wait for long periods to use it. With five heat settings ranging from 250/300/350/400/450°F, the temperature control allows you to choose the perfect setting for your hair type. To get the best results, you can press the anti-scald front plate with your hand to allow the heat to penetrate your hair better. The hair iron gives your hair a very smooth shine that lasts throughout the day, making it look healthy and vibrant.

The 3D floating ceramic coated plate of the Elilier Hair Iron ensures high, even heat for long-lasting style and prevents hair pulling. To get the best results, you should make your hair soft with a little thermal spray before straightening it.

With the one-button lock feature, the Elilier Hair Iron saves space, making it easy to store. It also has a non-slip grip and weighs 16.9oz (480g) with an ergonomic design for comfortable use. The 360° swivel cord (1m) is thick enough to avoid twisting and tangling, making it simple, safe, and easy to use. With this hair iron, you no longer have to be irritable about your hair; you can now be a haircare specialist. Start your home salon today with the Elilier Hair Iron!

7. Static-Fighting Hair Straightener With Ceramic Plates

Introducing a flat iron equipped with the latest anti-static technology, designed to deliver 50% less static and fewer flyaways. This technology is a game-changer for anyone who has ever struggled with frizzy hair. The 1" long ceramic plates of this flat iron make it perfect for detailed styling and control. The plates are thin and long, which allows for comfortable straightening or curling with a smooth glide.

The flat iron has 2x more tourmaline than most flat irons. Tourmaline is a semiprecious gemstone that has been found to be very effective in reducing static and frizz while styling. The added tourmaline in this flat iron helps to ensure that your hair remains sleek and shiny.

With a high heat of 410 degrees, this flat iron can straighten hair with each pass, making it easier for you to achieve the style you want without overexposing your hair to heat. The digital controls and LCD screen make it easy to find the right temperature for your hair type. You can adjust the temperature to suit your particular needs, ensuring that you get the best results possible.

8. Gold Ceramic Hair Straightener For Thick Hair

The Hair Straightener with Floating Ceramic Plates is the perfect tool for achieving salon-level styling without damaging your hair. The ceramic tourmaline plates provide even and stable heating, ensuring that your hair is protected from high heat damage. The floating plates glide smoothly through your hair without pulling, snagging, or causing any damage.

With enhanced dual PTC heating plates, this hair straightener heats up 50% faster than other models, allowing you to start styling quickly. The LCD display makes it easy to see the temperature that you are using. The straightener has a wide range of temperatures (300-450°F) and 7 heat levels, making it suitable for any type of hair from fine, normal, and thick, giving you super straight and shiny results.

The 1.75 inch wide plates are perfect for shoulder length hair and can do more hair in one pass, making it ideal for long, thick, and curly hairstyles. This hair straightener also features an auto shut-off function for peace of mind, turning off after 60 minutes of use. The extra-long and 360° swivel power cord makes it more flexible and lightweight without wire tangling.

This hair straightener comes with a glove and hair clips, making it an ideal gift for your loved ones or yourself. With the Hair Straightener with Floating Ceramic Plates, you can achieve the perfect hairstyle without worrying about damaging your hair.

9. Hot Tools Professional Rose Gold Digital Extra Long Flat Iron, 1-1/2 Inch

Introducing the Rose Gold Plates – the ultimate hair styling tool for achieving consistent results and longer lasting styles on all hair types. These plates offer a unique design that ensures your hair is styled to perfection every time. With extra wide plates, you can style more hair in one go, saving you time and effort.

The Rose Gold Plates feature high heat up to 455 F, making them a powerful tool for creating a range of styles. The digital display ensures accurate temperature control, giving you complete control over your styling. With the plate locking switch, you can securely lock the plates in place, ensuring that they stay in position while you style your hair.

Designed with convenience in mind, the Rose Gold Plates are equipped with universal dual voltage, so you can take them with you wherever you go. The 8 ft professional swivel cord ensures maximum flexibility and ease of use, allowing you to style your hair with ease.

Whether you're looking to create sleek and straight hair, or bouncy curls and waves, the Rose Gold Plates are the perfect tool for achieving your desired look. With their advanced features and reliable performance, they are a must-have for anyone who loves to style their hair. So, whether you're a professional stylist or someone who loves to experiment with different hairstyles, the Rose Gold Plates are sure to become your go-to hair styling tool.

10. Ghd Max Styler

The ghd max styler is a professional flat iron hair straightener that is perfect for those with long, thick, and curly hair. With 70% larger plates, it can style hair in half the time compared to other flat irons. The 2" wide plates are made with a high gloss coating to enhance shine and are equipped with two new generation heat sensors for consistent heat distribution. It also features ghd's widest surface ceramic floating plates for smoother and healthier looking hair.

The ghd max styler uses dual-zone technology, which means it uses a consistent temperature of 365ºF for optimum styling. Any hotter than that can damage the hair, while any cooler may compromise the result. This technology ensures that your hair is protected while achieving the desired style.

The sleek rounded design and curved edges of the ghd max styler make it a versatile styling tool that can be used to create loose curls or a sleek straight look. It is also a perfect partner to hair accessories for women, allowing them to switch up their style easily.

The ghd max styler is designed for worldwide use with its universal voltage feature. It also has a 30-second heat-up time and an automatic sleep mode after 30 minutes of non-use, ensuring that you get the same outstanding hair straightening performance anywhere in the world while saving energy.

Best Flat Iron For Long Thick Hair FAQs

Are ceramic or titanium flat irons better for long thick hair?

When it comes to choosing between ceramic and titanium flat irons for long thick hair, both options have their pros and cons. Ceramic flat irons are known for producing an even heat that won't damage hair, which is especially important for those with long thick hair that can be more prone to breakage. They also tend to have a lower price point than titanium flat irons, which can be a consideration for some. However, ceramic flat irons may not be as effective at straightening very curly or coarse hair, and they may take longer to heat up.

On the other hand, titanium flat irons heat up quickly and are more efficient at straightening very curly or coarse hair. They also tend to be more durable and long-lasting than ceramic flat irons. However, they can be more expensive, and the high heat they produce can be damaging to hair if not used properly.

Ultimately, the choice between ceramic and titanium flat irons for long thick hair will depend on personal preference and hair type. If you're unsure, it may be worth investing in a high-quality flat iron that has both ceramic and titanium plates for the best of both worlds.

Are there any flat irons specifically designed for long thick hair?

Yes, there are flat irons specifically designed for long thick hair. When it comes to styling long thick hair, it's important to use a flat iron that has wider plates and higher heat settings. This will help to evenly distribute the heat and ensure that each strand of hair is straightened properly. Some of the best flat irons for long thick hair include the BaBylissPRO Nano Titanium-Plated Ultra-Thin Straightening Iron, the HSI Professional Glider Ceramic Tourmaline Ionic Flat Iron, and the Remington S9520 Pro 2" Pearl Ceramic Flat Iron. These flat irons have wider plates, adjustable temperature settings, and advanced technologies that help to minimize frizz, static, and damage. It's important to choose a flat iron that suits your hair type, length, and texture, and to use heat protectant products to minimize damage and maintain healthy hair.

Can a flat iron damage long thick hair?

Using a flat iron on long thick hair can potentially cause damage, but it ultimately depends on how the tool is used and the condition of the hair. It's important to use a high-quality flat iron with adjustable heat settings and to not use it on wet or damp hair. It's also recommended to use a heat protectant spray or serum before using the flat iron.

When using the flat iron, it's important to not leave it in one spot for too long and to not use too much pressure. This can cause excessive heat damage and even breakage. It's recommended to section the hair and go over each section once or twice, rather than repeatedly going over the same section.

Overall, using a flat iron can cause damage to long thick hair if not used properly. It's important to take precautions and use the tool with care to minimize potential damage.

Can a flat iron prevent frizz on long thick hair?

Yes, a flat iron can help prevent frizz on long thick hair. However, it is important to use the correct technique and products to achieve the desired result. To prevent frizz, it is recommended to use a flat iron with ceramic plates and adjustable temperature settings. Before using the flat iron, it is important to apply a heat protectant spray to protect the hair from heat damage. It is also important to section the hair and use the flat iron slowly and evenly to avoid hot spots and further damage. Additionally, using a smoothing serum or oil before and after flat ironing can help prevent frizz and add shine. It is also important to avoid using the flat iron on wet hair as this can cause damage and further frizz. Overall, with the right technique and products, a flat iron can be an effective tool for preventing frizz on long thick hair.

How hot should a flat iron be for long thick hair?

When it comes to flat ironing long, thick hair, it is essential to use the appropriate heat setting to avoid damaging your hair. The ideal temperature range for flat ironing long, thick hair is between 350°F and 400°F. However, the specific temperature setting will depend on your hair type and texture.

If your hair is coarse and curly, you may need to set your flat iron to a higher temperature, around 380°F to 400°F. On the other hand, if your hair is fine or damaged, you should use a lower temperature, around 300°F to 350°F.

It is also important to use a heat protectant spray before flat ironing your hair. This will help protect your hair from heat damage and make it easier to straighten. Additionally, avoid going over the same section of hair repeatedly, as this can cause overheating and damage.

In summary, the ideal temperature range for flat ironing long, thick hair is between 350°F and 400°F, but adjust accordingly to your hair type and texture. Always use a heat protectant spray and be mindful of how much heat you are applying to your hair.

How often should I use a flat iron on my long thick hair?

Using a flat iron on long, thick hair can be a great way to achieve smooth, straight locks. However, it's important to use caution when using heat styling tools to avoid damaging your hair. The frequency with which you use a flat iron on your hair will depend on a few different factors, including your hair type, the health of your hair, and your styling preferences.

As a general guideline, it's best to limit heat styling to no more than once or twice a week. If you have particularly fragile or damaged hair, you may want to avoid using a flat iron altogether. Instead, try using a hair dryer and round brush to achieve a sleek look without the intense heat.

When using a flat iron, be sure to use a heat protectant spray to minimize damage to your hair. Additionally, use the lowest heat setting possible that will still achieve the desired results. Taking these steps will help you achieve the straight, smooth locks you desire without causing damage to your long, thick hair.

What are the best flat irons for long thick hair?

When it comes to straightening long and thick hair, choosing the right flat iron is crucial. Look for models that have wide plates, high heat settings, and even heat distribution. One of the best options on the market is the BaBylissPRO Nano Titanium-Plated Ultra-Thin Straightening Iron. It has 5-inch plates that can handle larger sections of hair, and its titanium plates heat up quickly and evenly, reducing the risk of hot spots. Another great choice is the HSI Professional Glider, which has ceramic-tourmaline plates that emit negative ions to reduce frizz and static. It also has adjustable heat settings up to 450°F, making it suitable for all hair types. Finally, the Paul Mitchell Neuro Smooth Flat Iron is another excellent option, with 1.25-inch plates that can straighten long and thick hair in just one pass. It also has a SmartSense microchip that ensures even heat distribution and regulates the temperature for consistent results. Overall, these flat irons are some of the best for long and thick hair, providing efficient and effective styling without damaging your locks.

What features should I look for in a flat iron for long thick hair?

If you have long and thick hair, finding the right flat iron can be a daunting task. However, there are a few features that you should look for to ensure that you get the best results.

First, look for a flat iron with wider plates as they can cover larger sections of hair and reduce styling time. Plates made of ceramic or tourmaline are also ideal as they distribute heat evenly and prevent hot spots that can cause damage to your hair.

Second, adjustability is also important. Look for a flat iron with adjustable temperature settings so that you can control the heat level and avoid overheating or under heating your hair.

Third, consider the shape of the plates. Flat irons with rounded edges allow you to create curls and waves in addition to straightening your hair.

Lastly, look for a flat iron with a long cord and a comfortable grip. A long cord allows you to move around while styling your hair, while a comfortable grip ensures that you won't get tired easily.

By considering these features, you can find a flat iron that will work well for your long and thick hair, leaving it looking smooth and shiny.

What is the best way to use a flat iron on long thick hair?

When it comes to using a flat iron on long thick hair, there are a few things you should keep in mind to get the best results. First, make sure your hair is completely dry before using the flat iron. Wet or damp hair can cause damage and breakage when exposed to high heat. Next, divide your hair into sections and clip them up to make it easier to work with. Begin with the bottom sections and slowly work your way up to the top layers. Use the flat iron in a smooth and continuous motion, running it down each section of hair from root to tip. Be sure to use a heat protectant spray before styling to reduce the risk of damage. For thick hair, it may be necessary to use a higher temperature setting, but be cautious not to exceed the maximum temperature recommended for your specific flat iron. Lastly, finish with a lightweight hair serum to add shine and reduce frizz. By following these tips, you can achieve sleek and smooth results when using a flat iron on long thick hair.

What is the ideal plate size for a flat iron for long thick hair?

When it comes to choosing the ideal plate size for a flat iron for long thick hair, there are a few factors that you should consider. Generally, a larger plate size is recommended for longer and thicker hair as it allows you to cover more surface area at once, reducing the overall styling time. A plate size of 1.5 inches or larger is typically recommended for long thick hair. However, it is important to note that the ideal plate size may vary depending on your individual hair type and styling preferences. If you have particularly coarse or curly hair, you may want to opt for a larger plate size to help smooth out and straighten your locks more quickly. On the other hand, if you have fine or delicate hair, a smaller plate size may be more suitable to avoid causing damage or breakage. Ultimately, it is important to choose a flat iron with a plate size that you feel comfortable using and that produces the desired results.

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