CM DESIGNS-Add-A-Quarter Ruler combines the speed of rotary cutting quilt pieces with the accuracy of using templates.

Automatically add a seam allowance to any straight angle, and provide a straight edge for your rotary cutter. Made of recycled plastic.

Cuts multiple layers. Has 1/4" seam allowance and is marked in 1/8" increments along the length. Length: 18". Made in USA.