Double sided foot file more professional foot care tools easily let you have smooth and comfortable feet makes you feel fantastic The rough side suitable for grinding off thick and hard calluses on sole and heelgreat callus remover The fine sidesuitable for removing the aging cuticle on the instep and sole of the footavoid hurting the skin This Foot Rasp is made with integrated molding technology not burr on file surface delicate durable and safer Medical grade stainless steel with nickel plating processantirust durable and easy to clean It is a good pedicure tool