Originally Posted by Gings

Would starching before you mark work I wonder, no good in your case but may be of use to others. I use them a lot when peicing but not used them for marking quilting designs.

The reason I say starch before you mark is that this works with normal marking sol pens. The ink sits on top of the starch and doesn't touch the fabric so washes out with a Q-tip dipped in water.
Jenny