Bodytools Nail File for Artificial Nails Black/Blue 2 Pack includes two dual-sided nail files specially designed for shaping, filing and finishing acrylic, gel and other artificial nail extensions. The coarser grit side is suited to shaping and shortening artificial nails, while the finer side smooths and refines the surface for a neat, polished result. A practical nail care tool for those maintaining artificial nails at home.