A waterproof, perfectly designed makeup brush  Helps evenly apply liquid & gel serums onto skin  The layers of extra-soft SigmaTech® fibers vary in length  Allows for a gentle & beautiful application every time  Made of exclusive synthetic anti-microbial fibers  Ferrules use durable, corrosion-resistant SigmaAlloy™ & exclusive, patented interlocking technology  Solid polymer-based handle is sleek, waterproof & durable  Free of latex, BPA & lead 