The Silk'n VacuPedi callus remover or foot file works with a rotating abrasive disk that removes calluses and dry skin from your feet very quickly, effectively, and safely. The head of the device has an integrated vacuum system with a replaceable filter that efficiently sucks up all detached dead skin cells and enables hygienic treatment. This keeps your floor clean and prevents dander from getting into the air. You'll have wonderfully soft feet in just a few seconds!