Dear customer, Thank you for choosing our products. If there is any problem with our products, please contact us through the order information. We will be happy to serve you and solve it for you as soon as possible within 12 hours, thank you! The Rechargeable Smooth Electric Grater from you soft feet in the blink of an eye, effortlessly, anytime, even in the showerElectric anti-callus rasp:The roller helps make your feet smoother every day and removes calluses The rounded curves of the roller allow to follow the ergonomics of the foot for a very easy use The Electronic Foot File is the ultimate pedicure tool in your pedicure kit for a great foot spa Splashproof and Dual Speed with Refillable Extra Coarse roller head that spins 360 degrees for quick results on thick,calloused skin Benefit from 2 speeds (slow and fast) to adapt the power to your needs,Effective to remove dead skin from feet for the perfect pedicure at home