Hair Building Fibers - Auburn - Toppik Hair Building Fibers, made of colored keratin blend undetectably with existing hair to instantly create the appearance of naturally thick, full hair.BenefitsSecure bond stays put all day (and night) even in rain, wind, and perspiration - it won't come off until you wash it outMade from pure organic Keratin Protein; the same protein found in human hairElectro-statically charged to form a magnetic attraction with your existing hair - however thin - and blend perfectly to conceal the appearance of thinning and balding in secondsAuburn colorSafe, natural, and undetectable way to improve the appearance of thinning hair without harmful drugs, chemicals, or surgeryKey IngredientsKeratin - Hair Building Fibers - Auburn