Alvin Self-Healing Cutting Mat Kit 8 1/2 x 12

Alvin Self-Healing Cutting Mat Kit 8 1/2 x 12 kits feature Alvin, professional quality GBM series self-healing cutting mats which are green on one side and black on the other. Printed grid pattern includes guide lines for 45 degrees and 60 degrees angles, ½" grid lines, and all four edges fully numbered and graduated with 1/8" hash marks that extend beyond the zero base line.

Guide lines for 45 degrees and 60 degrees angles