Iron-On Patch - Animal Alphabet - Snake[Product description] Iron on patch. Can be used practically on clothing or as a cute accent on small items. Not suitable for waterproof or water repellent materials, wet items, or heat sensitive fabrics. For stretchy, napped, or insufficiently adhesive materials, sew or use glue instead. Use a firm ironing board and a pressing cloth. Place the patch in the desired position, cover with a pressing cloth, and avoid direct contact with the iron. Set the