CM Designs Plus Pink Ruler 12" Add-A-Quarter PlusPk CM Designs Ruler 12" Add-A-Quarter Plus Pink 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! 12" Add-A-Quarter Plus Pink- With a specially designed 1/4" lip!