Omnigrip 3-1/2" x 12-1/2" Non-Slip Rectangle Quilting Ruler by Omnigrid

Use with a rotary cutter or a straight-edge blade Patented non-slip backing to hold ruler in place during cutting Multiple degree angle lines for easy pivot of 30, 45 and 60 degree cuts Edge markings for accurate measuring; left- and right-hand numbering and angle system.Patented double-sight lines that show up on light and dark fabrics.Heavy-duty durable acrylic material and laser cut edges for smooth, deep cutting International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.