This set of 4 coasters is made of absorbent ceramic, ensuring that water drops from freezing containers or spills don’t damage your tabletop. Each coaster is approximately 0.2 inches thick and has a 4-inch diameter, making it perfect for any glass or mug size. The soft cork backing ensures a tight grip and prevents scratches on your furniture. Order more than 1 set and get a discount! Protect your surfaces in style with these practical and stylish coasters. Please note that we only recommend and promote products from various websites, and do not provide any product services such as warranties or returns.