Large Butterfly pattern embroidered patch iron or sew 13 x 10 cm Moisten slightly fusible part of the coat, then place your coat to the desired place. Be sure to put a light weight fabric on top of your coat before using your iron. That should be used, no steam and cotton if possible position. Strongly apply your iron on patch free movement for 20-30 seconds (depending on the power of your iron) and let sit 5 minutes. Do not hesitate to send me a message if you need additional information, I'd be happy to answer you.