?100% Satisfaction Guaranteed?We put a lot of effort into manufacturing quality products that will meet our customers’ expectations. If you are not satisfied with our nail kit, please feel free to email us. Our After-Sales Team Will Give You The Most Satisfactory Response Within 24 Hours. ?Multiple Usages of Nail File Set?Professional nail files can be used to remove acrylic nails & dip powder nails, remove nail cuticles, poly nail gel & gel nail polish, shape fake nails and to do manicure & pedicure. Suitable for pregnant women, frequent travelers, nail art lovers, instrument players and office workers who have no time to do manicure. ?Different Function of the Emery Boards?The emery board nail file is ideal to file and rough up the acrylic nails, poly nail or gel nails and hard toenails in 100 grit; 180 grit fits for fingernails and toe nails, while 240 grit smooths up your natural fingernail or nail edge. ?Double Sides Nail File Professional Nail file both sides are usable and easy to rinse with water which makes them with durability, endurance and speed are the main features of this file. ?Nail files 240/240 grit?At perfect size of 7.09 x 1.10 x 0.16 inches, our nail files are made by high-quality Korean sandpaper, ECO sponge and strong PP board, the nail files designed are not only high-quality but also healthy and safe to your skin.