61⁄2″ x 24″ ruler is ideal for cutting; strips, borders, biases, 61⁄2″ strips for 61⁄2″ blocks, angles and multiples of angles, across strata (strips of fabric sewn together with 1⁄4″ seam allowance). 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.