Material: These cork coasters are made of sturdy cork material with an adhesive backing. They are resistant to breaking and have a soft touch, ensuring convenient and long-lasting use.Coaster Design: The cork coasters feature an anti-slip surface and adhesive backing. They have a natural wood color without any pattern, providing effective heat insulation for your tabletop.Multiple Use: These cork coasters can be used in ceramic factories, handicraft factories, glass factories, restaurants, cafes, hotels and other public eating places. They can also serve as decorative items, adding a vintage touch to any room.Good for Crafting: These adhesive-backed cork sheets are a good addition to your craft supplies. The peel-and-stick feature makes them easy to use, and they provide a smooth surface for writing on before cutting, allowing you to create the perfect design for your crafting projects.Specification:Material: CorkColor: WoodSize: 80 x 80 x 1mm/ 3.1 x 3.1 x 0.04inch(L*W*T)