The Omnigrid 15in x 15in ruler is used to cut and check large 45 degree triangles, and to cut large rectangles when quilting. Omnigrid square rulers are used for secondary cutting of strips, and to square up finished quilt blocks. Heavy-duty durable acrylic material for use with a rotary cutter or a straight-edge blade and cutting mat.

• Color: Clear
• Made of: Acrylic
• Use: Quilting Ruler
• Size: 15in x 15in
• Included: One Ruler