Toppik Hair Building Fibers in Medium Blonde blend undetectably with existing hair to instantly create the appearance of naturally thick, full hair. Made from pure Keratin Protein, the same protein found in human hair Forms a bond with existing hair to conceal the appearance of thinning areas Resists wind and perspiration for long-lasting results Washes out with shampoo Ingredients Keratin, Ammonium chloride, Silica, Phenoxyethanol, Chlorphenesin, [+/-: Orange 4 (CI 15510), Yellow 6 (CI 15985), Red 33 (CI 17200), Yellow 5 (CI 19140), Green 3 (CI 42053), Blue 1 (CI 42090), Red 22 (CI 45380), Green 6 (CI 61565), Green 5 (CI 61570)] Suggested Use> Use on dry hair Shake liberally into thinning areas Gently pat hair to disperse Fibers Style as usual For greater durability, follow with Toppik FiberHold Spray (sold separately) Caution: For external use only. If irritation appears, discontinue use. Avoid contact with eyes. Avoid inhalation.