Professional Nail File. 100/180 Grit.
Washable & Disinfectable - Dual side tool.
100 grit side (course): Best for heavy filing tasks like shortening length, shaping and removing bulk. Avoid using 100 grit side directly on natural nails as it is to abrasive.
180 grit side (finer): Ideal for contouring, refining, edges, shaping, and gentle preparation of natural nails, or finishing work on artificial enhancements.