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(4.8 stars) • 234 reviews

Hair Building Fiber for Thinning Hair

Natural Keratin Hair Thickener & Scalp Concealer

$22.95

$35.95

Free 2-Day Delivery on all orders

ADVANTAGES

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Instant fuller-looking hair in seconds

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Natural blend that matches your hair color

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Stays in place all day

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Washes out easily with shampoo

Product Description

IRONMANE Hair Building Fibers instantly create a fuller, thicker look for anyone with thinning hair.

Precision-cut natural keratin fibers bond electrostatically to existing strands, blending seamlessly with your real hair for a soft, natural finish that stays put through daily activity.

How To use

  1. Prep and style: Start with clean, completely dry hair. Style first using your usual products and tools.

  2. Apply and build: coverage Lightly shake or spray fibers onto thinning areas.

  3. Lock and perfect: Set the fibers with a hold spray for all-day resistance to sweat and weather.

Ingredients

Natural Keratin, Biotin (Vitamin B7), Sodium Bicarbonate (Salt), Quartz Silica (Mineral), Iron Oxide (Pigment).

  • Creates thicker looking hair in seconds

  • Locks to your real hair using natural static charge

  • Made with pure keratin for a natural texture

  • Sweatsafe hold that lasts through your day

  • Blends seamlessly with your shade

  • No clumping, no flaking, no powdery finish

Do

  • DO apply to dry hair. Moisture compromises electrostatic binding and reduces coverage performance.

  • DON'T use low-quality hold sprays with heavy oils or silicones. They cause fiber slippage.

  • DO style your hair before applying fibers. Gel, pomade, mousse, wax, heat tools all go first.

  • DO use short, controlled applications. Build coverage in layers instead of overloading at once.

  • DO choose a shade that matches your root tone, not your ends. This produces the most seamless blend.

Don't

  • DON'T rub fibers in with your hands. This disrupts distribution and flattens the hair structure.

  • DON'T use too much product in one go. Over-application makes the finish look powdery or artificial.

Find your perfect shade

If you are between shades choose the darker option for sharper definition.

Black

$22.95

Hair Building Fiber for Thinning Hair

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Dark Brown

$22.95

Hair Building Fiber for Thinning Hair

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Medium Brown

$22.95

Hair Building Fiber for Thinning Hair

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Light Brown

$22.95

Hair Building Fiber for Thinning Hair

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Blonde

$22.95

Hair Building Fiber for Thinning Hair

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Medium Blonde

$22.95

Hair Building Fiber for Thinning Hair

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Auburn

$22.95

Hair Building Fiber for Thinning Hair

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Grey

$22.95

Hair Building Fiber for Thinning Hair

Add to Cart

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Testimonials

What our customers say

Kevin S.

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4.5/5

“My hairline is uneven, not receding evenly. This helps soften those gaps.”

Cindy Jansen

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5/5

“My part kept widening over time. This brings it back without buildup.”

Enrique Valdez

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5/5

“I have a visible part that makeup never helped. This blends into my hair and stays put.”

Pardeep Gill

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4/5

“I was worried about color matching since my hair is lighter. Once applied, it blends naturally and does not look dusty or flat.”

Farhan Premji

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5/5

“I only use it on days when I need to look more put together. It fits easily into my routine and rinses out clean when I wash my hair.”

Andy Chatham

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4.5/5

“My crown always looked thin under bright lights. This fills it in evenly without looking heavy.”

dna

Infused with Biotin

Infused with biotin to support stronger looking hair and promote a healthier scalp environment with every application.

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Natural Formulation

Made with a short list of 100% natural clean ingredients for a lightweight, breathable finish with no chemicals.

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Weather Resistant

Designed to resist heat, humidity, sweat, and wind so your coverage stays intact through changing weather conditions.

100% Natural Ingredients

Perfect for everyone

Designed for crowns, hairlines, and thinning areas throughout the scalp, it delivers natural looking coverage that blends seamlessly with your hair, stays in place all day, and washes out easily whenever you are ready.

Select Your Shade

“Some days it is about a big transformation, other days it is just filling in a spot and letting a guy leave feeling better. This works for both.”

Daniel Dubrovski, Ladysmith BC

“For female clients, the priority is subtle coverage that does not affect movement or texture. This integrates well and washes out easily.”

Olivia Broderick, Saskatoon SK

“I am careful with what I use on people. This blends in, stays put, and does not change how the hair feels when I am cutting or styling.”

Alex Bateman, Sudbury ON