Nail File, 10 Pack, Professional Double-Sided 100/180 Grit Nail Buffer Emery Board, Black Manicure Pedicure Tools and Nail Buffering Files Bulk Buy: 10 black straight nail files emery boards per pack. These nail files easily help trim and shape your nails to your desired shape or length. Double-Sided: 100/180 Grit allows you to file your nails with a lighter touch without damaging the nail. Designed with a rounded top & double sides, sandpaper on the surface, foam in the middle layer. Washable and Reusable: Quick & easy to clean with water, can be used many times. File and roughen up the hard fingernails and toenails at 100 grit, and use 180 grit to smooth the nail edge with a refined shape. Premium Material - Nail files made of high-quality tape and emery board material, trim and shape your nails to your desired shape or length without damaging the nail. Function: A must-have in professional nail salons and DIY nail art at home, suitable for girls or women who like nail art.