These nail files are made of quality material, trimming and shaping your nails for a desired shape or length without damaging the nail. Suitable for manicuring, surface sanding, removal of phototherapy fingernail. It is easy and convenient to use with different roughness ranging from rough to fine. Feature - Color: As shown. - Material: Plastic. - Package Size: About 20 x 3 x 4cm. - The nail buffer set comes with 3 straight double sided nail files, 1 buffer sanding block, 1 buffer sponge block and 1 nail brush. - Applied to natural nails, false nails, nail extensions, etc. - Great for both professional nail and nail art learner to use. - Suitable for manicuring, surface sanding, removal of nail polish. - Must have nail art tool in professional salons or at home.