Sevich 100g Keratin Hair Building Fibers Thickening Powder Refill

Sevich Hair Building Fibers – Instant Thickness & Fuller-Looking Hair

Transform the appearance of thinning or fine hair in seconds with Sevich Hair Building Fibers. This 100g refill bag of naturally charged keratin-cotton fibers bonds seamlessly with your existing hair strands to deliver an instantly thicker, fuller look — for both men and women with any hair type.

*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

Why You'll Love It

• Instant, Natural-Looking Fullness — Micro-fibers intertwine with your own hair using natural static charge, blending invisibly for a completely natural appearance.
• All-Day Hold — Resists wind, rain, and perspiration so your style stays confident and fresh from morning to night.
• Easy Application & Removal — Simply shake or sprinkle onto thinning areas and style as usual. Washes out effortlessly with your regular shampoo.
• Cotton-Based Formula — Made from natural colored cotton fibers with no high-concern chemicals. CPNP certified.
• Unisex & Versatile — Suitable for all hair types and works equally well for men and women.
• Generous Refill Size — The 100g refill bag (combo includes 25g + 100g) offers exceptional value and long-lasting supply.
• 12-Month Shelf Life — Stays fresh and effective for up to 12 months after opening.

How to Use

1. Style your hair as normal before application.
2. Hold the refill bag a few inches above the thinning area and gently shake to distribute the fibers evenly.
3. Pat or use a comb to blend the fibers naturally into your hair.
4. Optionally, finish with a light-hold hairspray to lock the fibers in place.
5. Remove completely with your regular shampoo at the end of the day.

Product Specifications

Complete Your Hair Care Routine

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Frequently Asked Questions

Q: How long do Sevich Hair Building Fibers last throughout the day?

A: Sevich Hair Building Fibers are designed to hold all day. The fibers resist wind, rain, and perspiration, keeping your hair looking thick and full from the moment you apply them until you wash them out with shampoo at the end of the day.

Q: Are these hair building fibers suitable for all hair colors and types?

A: Yes! Sevich Hair Building Fibers are available in multiple shades to match a wide range of natural hair colors and are suitable for all hair types — straight, wavy, curly, or coily — for both men and women.

Q: How do I use the 100g refill bag with my existing Sevich applicator?

A: The 100g refill bag is designed to top up your existing Sevich Hair Building Fibers bottle or applicator. Simply open the refill bag and pour the fibers into your bottle, then continue using as normal. The combo set also includes a 25g bottle, making it easy to get started right away.

Q: Will the fibers damage my hair or scalp?

A: No. Sevich Hair Building Fibers are made from natural cotton fibers and contain no high-concern chemicals. They are CPNP certified and gentle on both hair and scalp. They wash out completely with regular shampoo, leaving no residue.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.