Trying to cut various shapes can have you going in circles — literally. Avoid unnecessary turning of your mat (or yourself) with this OLFA two-piece rotating mat. It has a non-slip, stationary bottom layer with an interlocking top cutting mat that rotates 360 degrees. The mat, made of a special material, heals itself like magic! It's perfect for cutting squares, triangles, diamonds, circles or any shape that requires turning. The mat does double duty: It protects your work surface and extends the life of rotary blades. It's available in two sizes, 12" and 17", and is perfect for projects such as quilting, sewing, cutting out patterns, rotary cutting, general crafting, scrapbooking and more.