Originally Posted by Sadiemae
When I taught we used to use some kind of little sticky putty to put posters on the wall. I wonder if a tiny little piece on the corners of the mat would make it hold still. If it didn't hurt the wall, it shouldn't hurt the table. It was blue and was in the school supply part of the grocery store.
I use the poster putty too. I use it to hold small wallhangings on the wall. Doesn't hurt the fabric or the wall. Double sided tape will hold the mat and not make any bumps underneath.