The Crafter\'s Companion stamping mat is the perfect base for stamping with clear and rubber stamps. The gridlines ensure that you can achieve an accurate clear impression every time. The 12in x 12in size gives you a large surface area to work on, and a stable and even base for all your stamping projects.Features & BenefitsStable Base - perfect to work on when stamping8mm Thickness - designed to be lightweight and durable SpecificationStamp Mat: 12in x 12inGridlines: 0.25in increments