... scratch 2)no fiber off 3)superior water absorption Microfiber ball(ellipse) for bath usage1) polyester and nylon, soft and no ... losing fiber,essily wipes off different dirt,long lasting,ideal for bathFeature & Function1, comprised of 100% Polyester Single-Knit, ... by laser, with lower particles;3, abrasion and chemical resistant;4, cleans surfaces without scratching, superior water and oil absorbency; ...