Originally Posted by BathBelle
I've given up heat embossing as I never get it right and also shrink plastic, can never get it to flatten out.
The trick to shrink plastic is to let it go longer - eventually it does flatten out. I kept thinking that I was doing it wrong because all my pieces were so "wonky", but when I gave them more time they did much better... It also makes a difference if the shrink plastic is old, I think.