SureThik® Hair Thickening Fibers (15g / 0.53oz)

$25.00
294 Reviews
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SURETHIK Hair Thickening Fibers are ideal for anyone who wants to disguise the challenge of thinning hair. These natual keratin fibers are safe and blend undetectably with your existing hair to create the appearance of thicker, fuller hair.

  • Ideal for both men and women
  • Rain, wind, and perspiration proof
  • No special hair styling products needed
  • Easily washes out with shampoo
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Hair Building Fibres disguise thinning hair naturally by blending keratin-derived fibres with your existing strands. SureThik® uses natural keratin micro-fibres to build dramatic density and volume, giving men and women full, natural-looking coverage without compromising safety or effectiveness.

SureThik® fibres bond electrostatically to your hair, boosting structure and volume even on areas with tiny vellus hairs. The fibres resist rain, wind, and perspiration while washing out easily with shampoo. They can be used with hair loss medications and do not require special styling products. Our SureStay Technology ensures the fibres stay in place maintaining coverage in all conditions. You can use SureThik® safely with topical hairloss treatments and even after hair transplant surgery. 

 

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Benefits
Ingredients: Keratin, Sodium Bicarbonate, Silica, Iron Oxides (CI77499, CI77491, CI77492)

Applying the Fibers:


1: After washing your hair, air-dry, or blow-dry your hair completely. SureThik®should be applied to dry hair.

2: There are 8 different colors to choose from. We find that for best coverage select the same or one shade darker than your own hair.

3: Simply shake the hair fibers over the areas of thinning. As you apply SureThik®to your scalp – you will see bald patches and thinning hair fade away before your eyes.

4: After you are done applying SureThik®gently brush or pat down the fibers through your hair, the fibers disappear and blend in a completely undetectable manner. The final result is a totally natural-looking full head of hair.

5: Use our SureThik®Holding Spray to give your hair some shine and to help lock in the fibers to ensure a finished look.

Pro Tip: Make sure to keep the dispenser only a few inches from the hair, lift sections of hair with a comb or your fingers to expose thinning areas, gently tap the bottle to help dispense the fibers evenly.

Visit our How To Apply page for more detailed information and video tutorials.

1. What are SureThik Hair Thickening Fibers made of?

SureThik fibers are made from natural, keratin protein designed to mimic real hair. They’re lightweight, safe, and cling securely to existing strands.

2. How long do the fibers stay in place?

When applied to dry hair and set with a holding spray, the fibers stay in place all day. They’re resistant to sweat, wind, and humidity—yet wash out easily with shampoo.

3. Will the fibers look natural or noticeable?

They blend seamlessly with your own hair. SureThik fibers are designed to match hair color and texture, giving a fuller, natural appearance without looking powdery or artificial.

4. Can I use SureThik fibers with other hair products?

Yes. You can use them with gels, mousses, waxes, and sprays. For best results, apply styling products first, let them dry, then apply fibers and finish with a fiber-holding spray.

5. Are SureThik fibers safe for sensitive scalps or color-treated hair?

Absolutely. The fibers are gentle, non-irritating, and safe for all hair types—including chemically treated or colored hair. They won’t affect your color or cause buildup.

Customer Reviews

Customer Reviews
4.9 Based on 294 Reviews
5 ★
89% 
263
4 ★
7% 
22
3 ★
3% 
8
2 ★
0% 
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1 ★
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LC
01/29/2025
Louise C.
United States United States

Sure think I'm

Wonderful product is a must have!

IB
01/21/2025
Isabel B.
United States United States

Very good especially the color and looks natura.

MF
12/09/2024
Maureen F.
United States United States

Great solution!

My experience with Surethik is great. Ever since I had Covid my hair has gotten very thin on top. Surefhik makes my hair look so much thicker and prevents my scalp from showing through. I love it !

KK
11/30/2024
Karen K.
United States United States

Love it

Use light brown and it is easy to use and doesn’t rub off.

MF
11/20/2024
Maureen F.
United States

Great product

Great. It makes my hair look so much better

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