WRIGHTS-Companion Angle covers all the bases. Thick and sturdy, so that they will stand up to years of wear. Cut trapezoids of many sizes, cut triangles 1 to 10, and cut half block triangles for small blocks set on point. Built in 1/4 seam allowance. Ideal for use with a rotary cutter. The Companion Angle measures approximately: 11.25 x 7.75 x 7.75.