This medium sized mushroom backer is perfect for your mosaics. Great for your garden on the wall or put it on a stake outside, or make it for your friends. Also group it with other sizes of mushroom backers for a really cute grouping. Great for selling at art and craft fairs.
Size: 8.75" x 8" - 1/4" thick
Treatment options for edges:
- you can paint the edges and back with paints that do not contain solvents of any kind as they will warp the board. Use latex or acrylic paints.
- you can thinset the edges
- you can grout the edges