Product Description: BasicGrey’s Magnetic Precision Mat will take your next trimming task to the highest level of accuracy. The 15” x 15” self-healing mat is accompanied by an 18” magnetic, stainless steel, beveled ruler and eight super-strong magnetic tacks. The mat has a perimeter that is marked every 1/8”, and an interior marked every 1/2”-- both with an easy-to-see, white true-sized grid. Magnetic attraction makes trimming easy and precise while you explore unlimited design options before making a project permanent. Magnetic Precision Mat includes:
One 15” x 15” cutting mat One 18” ruler Eight magnetic tacks 
