Quickly removes calluses and hard skin. Leaves feet soft and smooth. Patented Contour-Flex smoothing technology. Easy to use and never clogs. Includes 1 smoother + 1 bonus screen. Works like magic. No fuss. Fast. Gentle. Effective. Toss out those old-fashioned files and scary metal cheese graters. The Magic Callus Remover and Smoother uses next-generation silicon carbide technology for incredibly fast, gentle removal of even the toughest calluses. Its ContourFlex smoothing screen adapts to cover more surface area, removing dry, dead skin in fewer strokes and with less irritation. 1-step smoothing and removal. Super fast = less work. Less irritating than metal rasps or files. No batteries or harsh blades. No mess. Easier to hold and use than a file with handles. Works like magic. No fuss.