Pull the backing paper of the patches, align the repair patches to the damaged area, press them with your finger, and you're done. Can be cut to fit smaller shoe sizes Make running shoes and trainers for hole prevention and repair patches to prevent holes toe area Can repair wear holes on the inside and side of running shoes quickly and effectively reducing friction between heel and foot The patches are self-adhesive, easy to use and firm enough to withstand the strong pressure and sweat of all trainers Made of leather, non-slip, wear-resistant, waterproof and breathable