Is the worlds best pedicure file! Does not cut or grate the skin, contains no cutting edge or sharp edges, are etched out of a single piece of surgical grade stainless steel. Making this technology  fast, safe and easy to perform greater then 1200 pedicures. Extremely long lasting an innovative design. Can be used wet or dry, does not rust, can be sterilized using chemical agents or autoclave. Preferred by professionals.