Omnigrid 12" x 18" Cutiing Mat

Omnigrid Double Sided Cutting Mats feature grids and markings in both inches and centimeters-- one on each side.

The inch side has a grid spaced every 1 inch with 1/8in increments on the edge rulers.

The centimeter side has a grid spaced every 1cm with 1/2cm increments on the edge rulers.

Both sides also have 45-degree angle lines included.