This 3" embroidered iron on patch is perfect for backpacks, jackets, jeans & hats. How to use heat seal backer
1. Turn your iron to a heat setting of around 338ºF (170ºC).
2. Place your patch in the desired position on to the garment and cover with a clean cloth (DO NOT IRON DIRECTLY ON TO THE PATCH)
3. Press the iron straight down for 10 seconds.
4. Turn the garment inside out and repeat step 3 on the reverse.
5. The Heat seal film achieves its full adhesive force after 48 hours and will adhere to most fabrics. Fabrics containing cotton will have the best results
