QS-MAT1824 18" x 24" Dual-Side Cutting Mat
Quilter's Select 12" x 18" Cutting Mat is a self-healing, double-sided mat for many uses. Light background on one side and dark on the other makes this multi-purpose use. It has one inch lines with two sets of corresponding numbers, so you never have to lose your place or count backward. It has markings at each increment of 0.125", 0.25", 0.5", 0.75" and 1" as well as 30, 45 and 60 degree angles.