MACHINE WASH & TUMBLE DRY-- Easy to use, cut the denim patch into cool shapes and designs you want, then pre-heat garment area, position the patch (shiny side down) and press with iron, Each patch is washable, allow for machine wash and tumble dry ELBOW & KNEE PATCHES-- PU Leather, suitable for most fabrics. (Not recommended for nylon or rayon) It can be used for mending or decorating garment, especially when there is a hole or a spot. This patch would make a great decoration for your elbow or knee part. It can be cut arbitrarily for small area. DIFFERENT COLORS IN OVAL-- Black, light gray, dark blue, brown, dark brown， different colors meet your various craft needs GOOD DECORATIONS-- Also for reinforcement and decorative applications.Repairing and decorating: the patches repair kit can prolong the life of your favorite clothes or breathe into the old new life by decorating it. PROLONG THE SERIVE LIFE OF YOUR CLOTHES-- These iron-on patches can repair a tear, worn area or hole, and extend the life of your favorite clothes;