Bosley Professional Strength Thickening Fibers are keratin fibers that bond securely to existing hair to blend and cover thinning and low density areas of hair for instant volume, thickness and fullness. Temporarily covers up roots and gray between color treatments. Long lasting, stays in place through humidity, wind and perspiration.
Also use Bosley Professional Strength Non-Aerosol Hairspray & FiberHold Spray to provide extra durability and longer lasting results.
For use on dry hair only. Style hair as usual. Liberally shake fibers into thinning areas and gently style into place with fingers or comb. Spray Bosley Professional Strength Non-Aerosol Hairspray & FiberHold Spray over area where fibers were applied for added durability. Shampoo to remove.