This Quilting square Ruler works with the 3 1/2″ by 6 1/2 rectangle and the 6 1/2″ square to create a variety of quilting blocks.
Non-slip, 3mm thick, clear hard wearing acrylic, laser etched and cut for accuracy. For use with rotary cutters. The ideal size for everyday patchwork. Large easy to read numbers which will never come off. The white squares are special non-slip features.