This Naturepedic Organic Contoured Changing Pad has a non-toxic 100% waterproof surface made from sugarcane, and is the healthiest material ever used on a changing pad. It is truly waterproof and wipes clean with water or mild soap. Layer of 100% GOTS certified organic cotton adds the perfect cushion. Firm Support Features Air-Core™, a non-toxic environmentally friendly support layer made from 100% food-grade polyethylene. Air-Core is a network of closed cell air pockets that provide a firm and comfortable base without the toxic properties of polyurethane foam and the allergenic concerns of latex rubber. Contoured design prevents baby from rolling.