This foot file is carefully designed for ease of use. This product is made of durable materials washable and therefore reusable! The file includes a pumice stone nail brush foot file and callus remover with a large surface area. Chose 1 of the 4 functional brushes to use against your feet and scrub until smooth. This device can help to avoid inflammations reduce skin irritation and decrease the risk of infections warts and corns. Ideal for those seeking foot pain relief especially from dry skin. It is so lightweight and compact for use when traveling.