Dry, cracked feet and no rescue in sight? Scholl electric callus remover ensures silky soft feet and a pleasant skin feeling from the first use Strong skin removal: The marine minerals filled surface with strong graininess easily and accurately removes calluses - for sensitive and well-groomed skin in just a few minutes Features: The device is battery operated with up to 90 minutes lifespan, and also features a safety stop function that triggers at too high pressure Use: Moving the electric foot file circulates across the horned areas of the foot - effective removal even of strong cornea / can be used on wet, damp or dry feet. Velvet Smooth Express Pedi with sea minerals has a free-standing rolling surface that gently and effectively removes excess cornea. Your skin feels smooth and smooth again - for silky soft feet in no time at all. Soft and effective removal of calluses - Long lasting result