This Media Tool Set is designed for use with the Tim Holtz Glass Cutting Mat. This 2-piece accessory kit is the perfect addition to your workspace. The scraper tool allows for easy cleaning and removal of media from both the glass surface and non-stick mat of the Tim Holtz Glass Media Mats. Scraper is made from durable polymer for extended use and boasts a comfort grip for easy handling. Similar to a T-square, the included 14-inch straight edge tool aligns with the cutting mat. This dual-sided art tool features a straight metal edge for cutting, and a tapered edge for drawing and a straight line. Straight edge is made from strong, clear polycarbonate for an easy view of paper or fabric you lay underneath. For use with Tim Holtz Glass Media Mats - item numbers 1914E and 1915E.