1.【Nail Art Tools】:These nail files are made of 1.8mm rubber board, 5mm high elastic sponge material and emery board material. The design is double-sided diamond-shaped 100/180 grit nail files. Nail with Double-sided emery board - Rough hard nails and toenails with 100 grit and use 180 grit to polish the edges into a delicate shape. It can provide you with a comfortable nail filing experience, so that the nails always stay beautiful! 2.【Easy to Use】: Nail buffer block make of sponge,The body of the nail file is light and comfortable, easy to hold and paint, leaving your nail smooth and helping create beautiful nail work without any hassle, Simple appearance, never out of date, let you love. 3.【Widely Application】: The nail file is suitable for filing fingernail, toenail, natural nail, acrylic nail, false nail and travel nail repair. The Manicure pedicure tool for removing ridges, file edges, smooth your nails. They also can get the nail gel off and help to make your nails more healthy and beautiful. 4.【Different sand numbers have different effects】: 100 grit nail files they are used to trim, shape acrylic false nails with to desired shape or length. Also suitable for remove extension gel or fake nails. 180 grit smooths up your nail edge safe and with refined shape. 5.【Scope of Application】:Salons and nail care kits are available at home, for all your filing needs, nails, hobbies, crafts. This is manicurist's Nail supplies or daily nail art Diy at home. Material：Emery+PS+EAVSand degree：100/180Length： 17.8cmColour：Pink, Grey, Orange, Purple, BluePattern：PurePackage Contents：20pcs Nail Files