silicone not easy to deform or break, reusable, non-stick, easy to operate, easy to for out and clean, hand wash. for Creative design,3d design,different patterns on the mold, help you create different nails decorations, make you more fashion, attractive, suitable for using on acrylic false nails/ gel nails/artificial nails, your own acrylic nails, make your hands pretty and stylish, also is to who likes to do arts. Wonderful ,it can be sweet wonderful art fan ,wife ,girlfriend,mother. Package included,you will receive 3pcs art molds, each mold has a different size pattern, skull bat more and beautiful than normal art sticker