It is one of the most durable patch designs from among the mix as it is not affected by anything like extreme temperatures and is water-proof making it ideal for tough outdoor use along with being convenient to wash or clean. They are often known to outlast the article of clothing or gear they are attached to. They can be attached to either garments or hard surfaces, including keychains, headwear, sports equipment, bags, shoes, etc. It can be permanently attached with sewing, or Velcro can be used if you prefer the freedom of removing and re-attaching. It is not iron-safe and could melt if ironed directly.