Originally Posted by
Tartan
I used my Frixion pen to write on a lap quilt that I wanted to put Red Work on. It erases with a hot iron and they are about $2 at Staples. Before I start a controversy, yes I know the marks will come back in the freezer. Since I don't plan on freezing my lap quilt, or flying it to a show in a cold shipping container, it worked great for me. If you decide to go with a water solvable pen, make sure to check if your floss bleeds when wet.
Actually if you wash it after you iron the marks do not come back in the freezer if you don't want them to come back