The Omnigrid 3.5" x 24" rectangle ruler is used to cut strips, shapes and bias pieces when quilting or when executing a variety of sewing and fabric craft projects. Use with a rotary cutter or a straight-edge blade. Cut strips and trim fabric edges during quilt making or when executing a variety of sewing and fabric craft projects with this ruler. The heavy-duty durable acrylic material is designed for use with a rotary cutter or a straight-edge blade. This ruler has multiple degree angle lines for easy pivot of 30, 45 and 60 degree cuts. The laser cut edges allow for smooth, deep cutting and edge markings allow for accurate measuring. The patented double-sight lines show up on light and dark fabrics. It also features a left- and right-hand numbering and angle system.Details:3.5" x 24"Laser cut edgesDouble-sight linesAcrylic