TsMADDTs Professional Nail Files 120 240 Grit-20pcs Feathure: Premium Materials Quality materials insure the grit will keep maintain integrity for many times' using. Water resistant You can use it in the shower or any area indoors or outdoors. Soft to nails Designed with rounded edges and double sides,you can File nails in any direction, without damaging the nail. Functional Great for all your filing needs, Nails, Hobbies, Crafts. Must have in professional salons and DIY nail art at home. Working quickly to trim or shape the acrylic nail with your desired shape or length. They are also perfect to remove nail gel in your extended or fake suitable for Pet Grooming. Directions Emery Board Nail Files Buying Guide: 100 Grit Size - Coarse and Rough. Ideal for Filing Artificial Nails. 120 Grit Size - Coarse and Rough. Ideal for Filing and Smoothing Artificial Nails. 180 Grit Size - Medium Sharp and Medium Rough. Ideal for Filing Natural Nails. 240 Grit Size - Fine. Ideal for Final Touches on Artificial Nails and Natural Nails. Specification: Length:7cm(2.76inch) Width:2cm(0.79inch) Thickness:0.15cm(0.06inch) Weight:135g(0.29lb) Package Include: 120 240 Grit 1 X 20Pcs Nail Files