Toppik Hair Building Fibers instantly give you the look of thicker, fuller hair. Made of natural, colored Keratin protein that is naturally statically charged, Toppik Fibers intertwine with your existing hair for a completely natural look. Toppik resists wind, rain and perspiration but removes easily with shampoo. Nine shades match virtually any hair color, hair type and ethnicity, for both women and men who have fine, thin or thinning hair.