Super quality nail file: 10 packs of nail file, size 7.1 x 0.59 x 0.16 inches. This nail file is made of high quality sandpaper, ECO sponge and a strong PP plate. The half-moon nail file with a three-layer purple middle band is strong, thick and safe. ???? Double Sided Emery Board: This nail file is wear-resistant, does not bend and stays abrasive when filing. Double-sided design can be used for a long time. This nail file is washable and reusable, which can be washed after filing. Nail files 100/180 grit: grit on two different sides. 100 grit nail file with coarse gel nails, acrylic nails and poly nails. 180 grit nail file with medium to short and removes natural nails. ????Unique glass nail file: glass material makes the glass nail file not easy to crack and break, durable and long lasting. It can gently polish the nail surface without splinters and brittle nails, washable and hygienic. ???? Nail file set: 10 pieces professional nail files with a glass nail file. Nail file is coarse to quickly shape gel nails and acrylic nails, glass file smooths the nail surface. A perfect set for nail art.