A medium sized ruler, ideal for cutting squares up to 9.5 inches, blocks, half-squares and quarter-square triangles. Useful for home sewing projects and general measurement work they can be used with rotary cutters. Suitable for both left and right hand use. Made from tough, durable acrylic and laser cut for smoother, more accurate cutting. Improved, sharper, two-colour grid with all essential measurements clearly marked. You can learn more by watching demonstrations as well as discovering quilting tips and project ideas on the Sew Easy You Tube channel - user/SewEasyInternational