• Professional nail file block ideal for sanding and smoothing the nail surface. • Removes oil and prepares the nail so gel polish adheres firmly and lasts longer. • Made with 120 grit emery on the surface and high-quality EVA sponge. • 4-sided washable and disinfectable design for hygienic and prolonged use. • Portable and easy-to-use tool for both manicure and pedicure at home or in the salon. • Suitable for natural, acrylic, and gel nails, as well as pet nail care. • Versatile for crafts and all types of aesthetic filing needs.