I don't know but here's a tip I read to make something that supposedly works as well as Best Press. I'm going to try it when I remember to go get a small thing of vodka.
http://www.freckledwhimsy.com/2010/0...tuesday-7.html
you mix it 1 part Vodka and 3 parts water. If you have a 16 oz spray bottle, you will mix 1/2 cup of Vodka and then fill the rest of it with water. Shake well. Spray spray. Iron. Voila!