The is microfiber-leather, which is non-slip, wear-resistant, waterproof and breathable. It can quickly and effectively repair the wear holes on the inside and sides of running shoes, reducing the friction between the heel and the foot. Made-for running shoes and sneakers for hole prevention and repair patches to holes in the toe area. Self-adhesive, easy to use, the is firm enough to handle the pressure and sweat of any sneaker. the backing paper of the , the repair to the damaged position, press it with your finger, and that is it. Can be cut to fit smaller sized shoes.