How should I apply my iron-on clothing labels?

For Best Results of Iron-On Labels -

1. Heat your iron to the cotton setting without steam.
2. Peel the label from the template and place text-side up, onto clothing.
3. Cover label with enclosed parchment paper (never apply iron directly to label) and press firmly for 15–20 seconds. 
4. If the edges of the label are curling, repeat the above steps as needed.