Omnigrip 20.5" Non-Slip Ruler, Square Quilter's Ruler by Omnigrid

Omnigrid Omnigrip Non-Slip Neon Rulers are made especially for quilting, sewing and crafting projects. Use with rotary cutter or straight edge blades. Made with a unique numbering and angle system, and may be used with either right or left hands. Grid in both Neon Green and Black so that it will be visible on both dark and light colored fabrics. 20.5" Square- For cutting, squaring and setting blocks. 45° diagonal line for triangle cuts, markings for half-squares and quarter-square triangles. Also has an extra 1/2" included on 2 sides for quilting seam allowance.

Omnigrid square rulers are used for secondary cutting of strips, and to square up finished quilt blocks Patented non-slip backing to hold ruler in place during cutting Use for quilting, sewing and crafts - or any DIY project that calls for cut fabric Heavy-duty and durable acrylic material, use with a rotary cutter or a straight-edge blade Laser cut edges for smooth, deep cutting and edge markings for accurate measuring Patented double-sight lines that show up on light and dark fabrics Left- and right-hand numbering and angle system