B0TAO Material: these sapphire nail files are made of quality metal and plastic with fine craftsmanship, durable for long-time use; The handle is smooth and very comfortable to grip, works well for shaping nailsFeature: It is durable and easy to use, great item to smoothen and shape your nails, and please be careful when you're using the nail file and please do not over fileApplication: the emery boards can shape your nails effectively and effortlessly, great for both home and nail salon; They are also helpful to remove the nail gel in your extended or fake nails, can be applied for natural nails, false nails, nail extensions, etc.Delivery Quantity: 30 PiecesPackage Contents: Only the above package contents, excluding other products.Size: 14.8*1.6cm(Reminder: The size is measured manually, please allow 1-2 cm measurement error)Colour: Black(Due to different monitors and lighting effects, the actual color of the item may be slightly different from the color shown on the picture.)