Prepstone Nail Reconstruction Preparation File, Pumice Stone Smoothing File for Nails

-Small Portable, Easily Washable, Indefinite Duration (eternal) - Long-lasting abrasive file indicated for the first phases of the application of Nail Gel and in particular, the Prepstone File is also used for the preparation of the nail in the phases of the Application of Semi-Permanent Nail Polish. -How to use: use the Preparation File with circular movements to roughen the nail surface, guaranteeing an excellent base for our semi-permanent color or colored gel to adhere as best as possible.