CM Designs Ruler 18 Add-A-Quarter
CM Designs Rulers combine the speed of rotary cutting quilt pieces with the accuracy of using templates. It will automatically add a seam allowance to any straight angle, and provide a straight edge for your rotary cutter. It's fast, easy, you can cut multiple layers, and it is made of recycled plastic! 18" Add-A-Quarter- With the specially designed lip, it automatically adds the customary 1/4" seam allowance. Marked in 1/8" increments along the length.