It is my special pleasure to welcome to my store. Condition: 100% brand new And highh quality Remove dead skin, smooth rough feet almost instantly. The file and blade can be replaced each other for different uses. With 10pcs of blades. Portable handle design. It is lightweight and easy to use. Easy to use with long handle for easier home pedicures. To change blades:Grip the side of the slider firmly with your thumb and your forefinger. Pull down towards handle to release and remove old blade.Insert new blade on the slider. Grip the sides of the slider firmly with two fingers. Insert the Slide-Way on the handle through the metal tab and push the tab up with your thumb. After use, secure blade cover for storage. Tips:Discontinue use if skin appears irritated and red. Keep blades dry to prevent rusting. Replace blades when blunt to prevent ripping of skin. Material: Plastic Hand + Stainless steel Handle color: White Size: 14.5x3CM(conversion : 1 inch = 25.4mm or 1mm = 0.0393 inch) Package Include: 1* PC CALLOUS CUTTER with 10 BLADES