Instruction:
1. Preheat iron to cotton setting(no steam)
2. Peel off letters and place them backing-side up on your fabric
3. Using a flat, hard surface, press firmly with iron for 25-30 seconds(Avoid steam holes), making sure to iron the corners and edges of letter
4. Turn inside-out and iron with firm pressure for 15-20 seconds.
5. Allow letter to cool for 30-40 seconds.
If corners and edges of letter is not strong enough, please re-iron it & let it cool again