Dermafile is a skin polishing and resurfacing tool made of stainless steel and finely crushed cosmetic diamonds. This file will lightly polish the skin by hand, removing the top layer of dead skin cells, and leaving velvety smooth, fresh, rejuvenated skin. You have total control over the process, allowing varying levels of the epidermis to be safely removed. This tool may be used on any part of the body. It is a very effective tool for treating aging and sun damaged skin, scars, acne scarring, pigmentation, stretch marks, fine lines and enlarged and clogged pores. It will also smooth rough calloused skin on elbows, knees, hands and feet.