Rechargeable and wireless‎,‎ the velvet smooth wet & dry rechargeable foot file softens the skin while eliminating callosities only in a few minutes‎,‎ for soft‎,‎ smooth and beautiful feet‎.‎ Innovative‎,‎ it can be used on dry or on wet skin‎.‎Really easy to use‎,‎  grater is to use with regular motions exerting a light to medium pressure on calluses‎.‎ After a few minutes‎,‎ dead skin will disappear and your feet will become soft supple and smooth‎.‎ Easy to handle‎,‎ it suits the feet curves perfectly‎.‎The velvet smooth wet & dry roll is an interchangeable roll‎,‎ naturally exfoliating‎.‎ It removes calluses easier‎.‎