Cathy from Portland August 16, 2016 at 2:15pm In reply to I'm having trouble finding the sturdy flat plastic/Mylar sheets… by Margot Mustich (not verified) Try the quilting section of your local fabric store. These sheets are used for making quilting stencils. Reply
August 16, 2016 at 2:15pm
In reply to I'm having trouble finding the sturdy flat plastic/Mylar sheets… by Margot Mustich (not verified)