Nail File 12 PCS Professional Reusable 100/180 Grit Double Sides Washable Nail File Manicure Tools for Poly Nail Extension Gel and Acrylic Nails Tools Suit for Home Salon 100grit represents the coarser side, and the picture shows the nail filing effect on a real person's nails. 180grit is the finer side, and the picture displays the nail filing effect on a real person's nails. This nail file is quite durable and reusable. The picture shows the condition of the nail file after completely filing off a fake nail, with hardly any marks left on the nail file. This nail file can withstand a certain degree of bending. The picture shows the maximum degree of bending and the condition of the nail file after such bending. There will be some damage after bending, but it can still be used. This nail file is suitable for a variety of applications. This nail file is suitable for a variety of applications. Materials: Nail files are made with high-quality adhesive tape and emery board materials. Designed with double-sided functionality, these sturdy nail files provide a comfortable nail care experience. Size: These essential nail art tools come in a set of 12 pieces, each measuring 7 x 1.10 x 0.17 inches. Make upMust Have in Salons and Home- nail files are great for all your filing needs, Nails, Hobbies, Crafts. Must have in professional salons and diy nail art at home. A terrific gift for girls who love nail art as birthday gift, Christmas gift Halloween Gift. Washable Reusable Quick Easy to clean water resistant due to that the 100/180 Nail Files are made with quality adhesive tape and emery board materials. Multiple Uses: Nail shaping, nail grooming, nail styling and nail polishing can be used on your fingernails, toenails, natural nails, acrylic nails and false nails to make your nails more natural and beautiful.