Made from a durable, premium quality acrylic plastic and laser cut for a smooth edge that allows for easier, deeper cutting of fabric layers. The patented double line effect is printed in black and yellow which allows the user to see the grid on both dark and light fabrics. Designed for left and right handed users. 2.5 in. x 8 in. - This ruler includes 45 deg. angle lines for bias cuts. Great for cross cutting strata strips. Convenient travel size.