10 Best Flat Irons for Thick Hair in 2022

With so many options, finding the best flat iron for thick hair can be overwhelming. There are so many things to consider such as ingredients, formula, brand name, price, and so much more. Needless to say, this can be pretty time-consuming.

To save you the hassle, we researched hundreds of products and sifted through thousands of customer reviews. Then we checked the ingredients, formula, efficacy, and price. Based on this, we bring you the best flat iron for thick hair. Let’s have a look.

Top 10 Best Flat Irons for Thick Hair

SaleBestseller No. 1
REMINGTON Shine Therapy Argan Oil & Keratin Infused 2 Inch Hair Straightener / Flat Iron
  • Advanced Ceramic Plates – 9X more ceramic for even consistent heat, infused with antioxidant-rich Argan oil, protein-rich Keratin, and a micro-conditioner.
  • 2x Shine-Enhancing Technology – The micro-conditioner releases onto the hair as you style to reduce frizz for smooth, radiant shine.
  • 2” Wide Flat Iron – Features a floating plate for a smooth glide.
  • Up to 50% Shinier Hair: Leaves hair shinier for a sleek, healthy look.
  • Up to 68% Smoother Hair – Smooth ceramic plates leave hair with less frizz.
SaleBestseller No. 2
CHI Original Ceramic Hair Straightening Flat Iron | 1" Plates | Black | Professional Salon Model Hair Straightener | Includes Heat Protection Pad
  • Professional salon model hair styling iron
  • 1” ceramic plates for easy glide
  • Versatile styling tool: Flip, Curl & Style
  • Creates silky hair instantly
  • Flash quick heating, up to 392°F
SaleBestseller No. 3
Nano Titanium Hair Straightener, 1.7" Wide Flat Iron for All Hair Types, MCH Straightening Iron for Fast Straightening, Flat Iron Hair Straightener with 5 Temp, Hair Iron with Dual Voltage
  • 【Save Time in Straightening Hair】This titanium flat iron lets you create ultra-shiny, straightening styles. 1.7” extra wide ultra-smooth titanium plates straighten hair faster and smoother with no pulling. Straightening time is faster than mini flat iron. Advanced titanium plating technology makes styles last longer.
  • 【Suitable for All Hair Type】This 7MAGIC hair straightener is suitable for all hair types, even on damp hair. The smooth titanium plates glide over hair, releasing the steam generated by damp hair through the vents in the plates and housing for a conditioning effect. The vents of steam hair straightener eliminate excess heat, allowing the casing to withstand higher heat levels.
  • 【Evenly Distributed Heat & Fast Reheating】With the industry's most stable level of dual MCH heat technology, flat iron hair straightener takes about 15-30s for the temperature to quickly reach 290˚F, quickly returning to maintain the temperature needed for straight hair. All-directional floating plates provide 100% contact with hair for fewer passes and faster styling.
  • 【5 Heat Settings up to 450˚F】The hair iron heats up in 15-30s with a temperature range from 290°F up to 450°F, giving you total control in choosing the optimum temperature for your hair type. 290˚F - 370˚F for fine thin and normal textured hair, 371˚F-410˚F for wavy or curly hair, 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.
  • 【International Standard Voltage】The voltage of the hair iron straightener is compatible with 110v-220v. Our travel flat iron can accompany you anywhere in the world. Move freely with the 360 degrees rotating cord. Also, this well-designed professional hair straightener is a unique gift that is sure to be cherished and loved by that special lady in your life!
SaleBestseller No. 4
VANESSA PRO Flat Iron Hair Straightener, 100% Pure Titanium Flat Iron for One Pass to Achieve a Sleek Look, Curls Beautifully & Straightens Well - 1 inch
  • 𝐓𝐇𝐄 𝐖𝐎𝐑𝐋𝐃'𝐒 𝐋𝐎𝐍𝐆𝐄𝐒𝐓 𝐏𝐋𝐀𝐓𝐄: The Titanium Plate with Argan Oil provides faster straightening and increased shine while high levels of negative ions produce silky, smooth and conditioned hair. This Damage-free Flat Iron helps retain moisture and enhances your hair long-term.
  • 𝐒𝐔𝐏𝐄𝐑 𝐄𝐀𝐒𝐘 𝐓𝐎 𝐔𝐒𝐄: The Human-factor Engineering Designed Shape helps you relax your arm when you styling. The floating plates glide through hair, smoothing and polishing each strand, Create the look you want in just 1 pass that makes styling easier than ever.
  • 𝐏𝐎𝐖𝐄𝐑𝐅𝐔𝐋 𝐇𝐄𝐀𝐓 𝐔𝐏: The Invisible Screen shows only after turned on helps you set desired temperature, 11 temperature settings(265℉-450℉) for all hair types, it leaves your hair looking polished and healthy after you find the proper heat setting for your hair.
  • 𝐃𝐔𝐑𝐀𝐁𝐋𝐄 𝐀𝐍𝐃 𝐇𝐀𝐍𝐃𝐘: Vanessa Flat Iron uses sturdy materials with a durable design to ensure a long service life of over 3 years. The important convenience features as well as good for storage like Swivel Cord, Dual Voltage and Automatic Shut-off are included.
  • 𝐌𝐔𝐋𝐓𝐈 𝐓𝐀𝐒𝐊𝐈𝐍𝐆 𝐓𝐎𝐎𝐋: Get silky-smooth straight or bouncy dreamy curls in just one tool! Vanessa works perfectly as a Flat Iron, Meanwhile it can be used as a Curling Iron, meeting your different needs of straightening or curling your hair.
SaleBestseller No. 5
Bcway Professional Hair Straightener, 2.16'' Extra-Large Floating Titanium Flat Iron for Hair, 30s Instant Heating Straightening Iron with 5 Adjustable Temp, Anti-Static Hair Iron for All Hair Types
  • 【3D Floating Titanium Straightener】Designed with damage-free 3D Floating Titanium Flat Iron, avoids pulling or damaging hair while styling, leaving your hair more shiny, sleek, and healthy. The 2.16inch extra-wide titanium plate provides faster straightening, saving your time while creating style.
  • 【5 Adjustable Temperatures】The different temperature settings of Bcway straightening iron help you set desired temperature easily. Just choose the proper heat for you hair via pressing the temperature button. 5 Precise Temps Options: 248/302/356/410/450°F for ALL HAIR TYPE.
  • 【Instant Heats Up & Safer】This professional flat iron heating up in 30 seconds quickly and efficiently, distributes heat evenly to give you silky, smooth hair quickly. Equipped with safety lock, just push down the lock button when not using, you will not get hurt easily at anytime.
  • 【Innovative Hair Care Mode】The unique hair care mode makes this salon hair straightener become more popular. Mix your hair with keratin hair makes, turn on the hair care mode switch and set to the lowest temperature, start your hair caring journey right away. Enjoy our healthy and beautiful hair every day.
  • 【Easy To Use】Just only one step to to turn off/on and adjust temperature, no need to read complicated manuals. With 360° swivel cord, never gets tangled, making it so easy to create your desired hairstyle.
Bestseller No. 6
HSI Professional Glider | Ceramic Tourmaline Ionic Flat Iron Hair Straightener | Straightens
  • STRAIGHTENS, FLIPS & CURLS: The HSI Professional Glider creates dramatic results on even the frizziest coarsest hair; to quickly straighten, flip, and curl with minimal effort. Simple & fast.
  • MICRO SENSORS PREVENT FUTURE HAIR DAMAGE: High quality ceramic plates use 8 HeatBalance micro-sensors to regulate the temperature & evenly distribute heat so fewer passes are needed on your precious hair.
  • CERAMIC & CRYSTALS TO CREATE SILKY RESULTS: The Glider's plates are designed with ceramic and tourmaline crystal ion plates to create a shinier, silkier finish in less time.
  • ELIMINATE FRIZZ WITH ADJUSTABLE HIGH HEAT: The adjustable temperature settings from 140-450°F gives greater control to achieve a perfectly sleek and smooth look for all hair types.
  • TAKE IT WHEN YOU TRAVEL: The Glider's worldwide dual voltage compatible 110v-220v works so you can take it with you on your next vacation. Move freely with the 360 degree swivel cord.
Bestseller No. 7
BaBylissPRO Nano Titanium 1-3/4" Ionic Straightening Iron
  • The BaBylissPRO Nano Titanium-Plated Ionic Straightener features a streamlined profile with a built-in ion generator & extra-long plates to help straighten hair faster while delivering exceptional shine.
  • High heat levels provide excellent straightening results while Nano Titanium technology protects hair from damage.
  • Use this Nano Titanium flat iron to smooth & straighten hair. Can also be used to create loose, beachy waves.
  • Up to 450F to straighten hair 40% faster
  • Ultra-smooth titanium plates
  • LED temperature settings
  • Ryton housing resists high heat
SaleBestseller No. 8
NITION Professional Salon Hair Straightener Argan Oil Tourmaline Ceramic Titanium Straightening Flat Iron for Healthy Styling,LCD 265°F-450°F,2-in-1 Curling Iron for All Hair Type,1 inch Plate,Black
  • Innovative Healthy Styling:The 5-IN-1 Ceramic coated Heating plate is also infused with Nano Silver,Argan oil,Tourmaline & Titanium.Those great elements do benefit the hairs by locking in natural moisture and transforming frizzy,it avoid pulling or damaging hair while styling, leaves hair more shiny,sleek and healthy,anti-static.
  • Simple One Step Operation without any buttons:the revolutionary design allow you to operate by simple revolving the end of straightener.Rotate clockwise to power on and desired your favorite salon high heat.Rotate anticlockwise to decrease the temperature and power off.Without any buttons on the whole hair straighteners body,looks more Concise Style and avoid hitting the buttons compare to the traditional flat iron.Digital LCD 6 Precise Temps Options:265/300/340/375/410/450°F for ALL HAIR TYPE.
  • A High Efficiency Flat iron for Hair:The extra-long heating plate(4.1") provide more contacted area(+10%) than normal one,means styling a bunch of more hair once.With MCH Heating Feature(10s fasting heating-up and evenly,recovery heat in secs) & unique C-Sensor Feature(Auto Temperature Calibrating),achieve the best style effect with long lasting.
  • Upgraded 2-IN-1 Hair Styling Tool for straightening and curling hair.The 3D flexible floating heating plate helps adjust the angle to avoid snagging or pinching hair,glide smoothly through hair. Comes with 60 minutes auto shut off functionality.Dual voltage auto compatible(100V-240V) for worldwide usage.
  • This set comes with a travel pouch bag,a heat-resistance glove,1pc*Salon comb and 2pc*Salon hair clips,making it to be your closed travel companion.Extra long Salon Power Cord(9ft & 360° Swivel) with Velcro Straps & Hanging Hook.More TIPS for how to curling, please read the manual careful.
SaleBestseller No. 9
Red by Kiss Pencil Flat Iron Hair Straightener
  • The Red by Kiss Pencil Flat Iron Hair Straightener creates dramatic results on even the frizziest coarsest hair to quickly straighten, flip, and curl with minimal effort. Simple & fast
  • The Red by Kiss Pencil Flat Iron Hair Straightener creates dramatic results on even the frizziest coarsest hair to quickly straighten, flip, and curl with minimal effort. Simple & fast
  • The Ceramic Tourmaline Plates produce negative ions to eliminate frizz for smooth softer looking hair. With even heat distribution, there are no damaging hot spots
  • Reaches up to 45ºF with fast heat up time, Designed for Natural Hair and Edge Styling, Precise styling with the thinnest straightening plates
  • Eliminates Frizz & Preserves Hair Moisture, Tangle-free 36º swivel cord allows for comfortable styling , Even Heat Distribution, 1 Year Warranty
SaleBestseller No. 10
INFINITIPRO BY CONAIR Tourmaline Ceramic Flat Iron, 2-inch
  • Tourmaline Ceramic Flat Iron: With 5 heat settings, a floating plate and advanced ceramic technology that evenly heats up to 455 without hot spots, this flat iron is perfect for all hair types
  • Less Frizz, More Shine: Use this tourmaline ceramic flat iron to straighten or flip hair; Featuring 15 second heat up and a true ceramic heater that ensures high, even heat for long lasting style
  • Wavy or Sleek: Whether you want to add volume and flip or create pin straight styles, Conair's full line of ceramic, double ceramic, tourmaline ceramic, and titanium flat irons has you covered
  • Innovative Styling Tools: From curling irons and wands to flat irons, hot air brushes, auto curlers and more; Conair makes high quality styling tools for all hair types
  • Conair Hair Care: Since 1959, we have made innovative small appliances, hair styling tools, and more; Our hair care line includes high quality hair dryers, brushes, styling tools, and hair accessories

Things to Consider When Buying the Best Flat Irons for Thick Hair

Ingredients

When it comes to choosing the best flat iron for thick hair, the most important thing to consider is the ingredients. If you’re particularly allergic to a specific ingredient, make sure to only choose products that don’t contain it. This way, you won’t experience allergies or irritation when using a flat iron.

Price

Another important thing to consider is the price. You shouldn’t always chase the cheapest product on the market as it can cause problems in the long run. Similarly, just because a product is expensive doesn’t mean that it’s the right product for you. Make sure to do your due diligence when shopping for the best flat iron for thick hair.

Avoid Harsh Chemicals

When looking for the best flat iron for thick hair, it’s better to avoid harsh chemicals. Generally, it’s better to look for a product that doesn’t contain synthetic fragrances, parabens, sulfates, phthalates, etc. Even the reputable products can sometimes contain these chemicals, it’s important to look at the formula. Too much of these chemicals can be bad for you.

Star Rating

If a product is well-received on Amazon, chances are it’s usually pretty good. These reviews are generally a testament to the efficacy of a product. When shopping for the best flat iron for thick hair, you should usually go with product with the star rating of 3. 5 or more. The higher the better!

Read Customer Reviews

Reading customer reviews can also be helpful when purchasing the best flat iron for thick hair. It’s possible that someone else who has the same needs as you has already tried and reviewed the product. Reading their review will give you an idea on whether or not the flat iron you’re looking to buy is worth your time and money.

Brand Name

Finally, when it comes to beauty, skincare, or hair care products, it’s usually better to stick with reputable products. There are so many products available on the market, but the brands which have stood the test of time are the ones that you should generally go for. At the same time, don’t be afraid of experimenting with new products.

Patch Test

No matter which flat iron you’re considering, it’s important to do a patch test first (even if a product is well-received). Everyone is different and so are their needs. So, always be sure to do a patch test when you try out a new product.

Conclusion

It can be challenging to find the best flat iron for thick hair. However, we’ve done all the heavy-lifting for you. We hope this article helped you find the best flat iron for your needs.

Which one of these flat irons are you going to try? Let us know in the comments below. If you have any questions, ask away.

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