Details Reduces filing time up to fifty percent Thin head for filing in-between toes Anatomic and lightweight handle For use on the whole foot Finally, there is no need for time consuming, cumbersome feet soaking. Checi nickel foot files are specially designed to work on dry skin, enabling you to have beautiful feet at all times. Light-weight, Checi nickel files can be taken everywhere. They will not come apart, and will last and last. Its state-of-the art nickel abrasive surface safely and gently smoothes away hard, rough skin and calluses for an unsurpassed smooth pedicure. It will not take away healthy skin, making calluses grow back slower and softer overtime. The easy to grip handle and thin curved head lets you file even hard-to reach areas and in-between toes. Directions File clean skin with back-and-forth strokes until calluses and hard skin are removed. Apply moisturizer or foot cream after use for an incredibly soft feel. Pro Tips Checi files can be sanitized with any plastic-safe sanitizing solution.