?Best Gift? This is a wonderful gift for girls who like nail art, and it is also the best choice for birthday gifts, Halloween gifts, Christmas gifts, or Valentine's Day gifts. ?Reusable and Washable? There are 16 pieces of nail files for you to use longer. They are washable, you can clean them with water after use. ?Double Sided Sand? These nail files are double sided and have a matte of different densities on both sides. One side is 100 grit, suitable for nail shaping and grinding; the other side is 180 grit, which makes the edge of the nail more delicate. ?Strong and Durable? The nail file set is strong and durable, made of high quality Emery and not easy to break or bend. The sand will not fall off no matter how many times you use, it helps you shape your nails without damaging them. ?Excellent Nail Filing Tools? Ideal for filing nails before nail treatment and nail extension. Easy and effective to use, ideal for manicure, nail shaping, nail grooming and nail styling.