The Tim Holtz Media Surface Mat is the perfect heat resistant, easy clean mat for creative mixed media crafters. Designed to perfectly fit your Tim Holtz Glass Media Mat, the Media Surface Mat comes with a non-slip base and reinforced stitched and weighted corners to avoid unwanted rolling. Experience the unmatched quality and innovative design of Tim Holtz tools, brought to you in collaboration with Tonic Studios engineering expertise. The Tim Holtz Media Surface Mat offers the following features. Reinforced stitched corners. Heat resistant top surface. Non-Slip base surface. Heavy-duty non-stick mat. Designed for use with the Tim Holtz Glass Media Mat 13.5x23 inches