American Crew Fiber is the world’s number one professional styling product!! Use Fiber to mould & sculpt hair into any style. This fibre-like, resinous product helps thicken, texturise & increase fullness to hair. Strong pliable hold with a matte finish. Thicken your hair, adding fullness & texture with American Crew Fiber. An excellent styler for curly or straight hair it will give your hair a pliable hold, resulting in a natural, matte finish with a low shine.