Advantage:Material - Made from felt fabric that offers good absorption and protects surfaces from heat, moisture, and scratches.  Design -  The drink coasters are available in different colors, exquisite, and enhance the warm atmosphere for your home decor.Easy To Clean - Wipe with a damp cloth or hand wash, dries quickly, and maintains shape for long-lasting use.  Wide Application - Suitable for drinks, hot cups, glassware, and even as decorative table mats for parties, cafes, and workspaces.  Specification:Material: felt fabricShape: RoundColor: BlackDiameter: 9cm/3.5 inchPackage Content: 12pcs x Felt Coasters