The secret to the Chamois King is the unique surface area design, especially made to increase surface area and maximize the absorbing action. The chamois is a soft, durable synthetic leather material called PVA (Poly Vinyl Alcohol). Machine washable. Will last years with normal use. Comes in a plastic storage container to keep it soft and ready for use. Won’t mold or mildew. 26″x17″ size is perfect for any use. Lint free. Chemical free.