60 pieces of cork backing for coasters - Quantity and size: Each piece measures 9.5 x 9.5 cm (3.74 x 3.74 inches) and 0.04 inches (0.1 cm) thick. Self-adhesive back for easy use. Suitable for most coaster DIY projects. - High quality material: Natural cork with a strong self-adhesive backing. Durable and soft to touch, not easy to break. Odor-free with a good texture and a non-slip surface. - Multifunctional and adjustable: Can be easily cut into any shape you want. Ideal for DIY coasters and can be applied to a wide range of items. - Wide applications: You can write on the cork backing surface with a marker to create your own pattern. Also suitable for decorating background wall tiles and other DIY crafts, graffiti, decals, sofa footpads, and more. - Practical use scenarios: 1) Create personalized coasters by cutting shapes and decorating them with markers. 2) Add as a non-slip backing to small decor items or furniture feet to protect floors. 3) Use as a backing for wall tile crafts or other DIY projects that require a cork surface.