Large custom shape coaster laser cut from 1/8" stock material, up to 18 sq. in. total. The coaster is branded and then cut to your exact specifications. This process leaves the coaster with a natural burnt smell which dissipates over time. Our cork material is harvested from the outer bark of the Quercus tree in a sustainable fashion and is completely natural material. Good for food/beverage and wine industry. Branding, custom designs, state themes, gift items. Natural process.