The Theory of Refraction Quilt is a color play of light, angle, and value contrast. Imagine seeing a traditional strip quilt, as viewed through a prism. The straight lines are broken and shifted to reveal diagonal faceted lines and an offset diamond. The square border finishes and stabilizes the pattern. This quilt pattern was originally designed for Audrey's engineer husband as a birthday present. This twin size quilt pattern is well-suited to the intermediate quilter. BASIC SKILLS NECESSARY quilting piecing fabric cut on the bias SIZING / FINISHED MEASUREMENTS 72" x 88"