Creative Grids 45 Degree and 90 Degree Triangle Quilting Ruler Template CGRMS4590<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Make half square and quarter square triangles from strips</li><li>45 degree side cuts half-square triangles; 90 degree side cutsquarter triangles. 5 inch finished size</li><li>The math required to cut these angles is incorporated into the easy toread black and white markings</li><li>Slides easily over fabric until pressure is applied; gripperholds fabric in place while cutting， eliminating miss-cuts</li><li>Comes with fully illustrated step by step instructions or Scan the QRCode printed on the ruler to view a video demonstration</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41pk-kemyQL.jpg" noproxy>