The Who Iron On Patch. Great for attaching to your jackets, shirts, pants, jeans, hats. Size: 7cm Product Information: Material - 100% Rayon Thread Synthetic Embroidery, Plastic Backing with Japanese Iron On Glue. Twill Fabric Backing - Features Plastic Iron on Backing, Heat Press at 270 Degrees Fahrenheit for 12-30 seconds Borders - Cle