OMNIGRID 9.5IN X 9.5IN SQUARE RULER
Includes extra 1⁄2″ for seam allowances and a diagonal angle line. Use to cut, square & trim blocks or for cutting borders and triangles. Made of strong and durable premium quality acrylic plastic. Unique black and yellow double sight lines for easy viewing when working with light and dark fabrics. Laser cut to within 0.002″ accuracy with a smooth finish. Specially designed for right and left handed use.