1. Iron patch before back to keep it clean, according to the use of the iron adjust temperature to suitable for the temperature of the clothes. 2. Put the patch on need to suitable location (don't tear up the glue), general ironing for 15 seconds. 3. In order to prevent the patch applique were burnt, you can take a thin cotton cloth on the patch applique (thin cotton cloth must be cotton, don't use fade colour cloth). 4. You can also directly to the patch applique sew on the clothes.