Self-Healing Cutting Mat by American Crafts PROTECT YOUR WORK SURFACE: Durable silicone mat protects your work surface when you are working with crafting cutting tools or the Photo Sleeve Fuse (sold separately). LARGE WORK SPACE: This spacious 18 x 12-inch mat is perfect for making custom photo sleeves, scrapbook page layouts and much more! QUALITY SELF-HEALING MAT: This durable two-sided mat allows you to cut, embellish and customize any crafting project without the worry of damaging your work surface CONVENIENT MEASUREMENT GRID: Mat is marked with a handy measurement guide in both inches and centimeters, allowing for accurate cuts and precise placement every time