1.Soft feet in minutes: Gently and effectively buffs away rough, dry feet and hard calloused skin effortlessly. 2.Turn cracked heels into silky smooth ones with just one use 3.Waterproof: Now you can get a perfect pedi in the shower or in the bath tub. The Amope Wet & Dry Foot File has a specifically designed roller head for use on wet and dry feet 4.Rechargable: No need to change out batteries. Simply recharge the cordless electric foot file on the provided docking station to have a full charge with each use All Products From Us Have Undergone Strict Quality Checks. If There Is Any Quality Problem Or You Are Not Satisfied With The Product Contact Us. We Will Give You The Best Solution.