MultifunctionalMade from the finest black silicone. Big enough for any glass, bottle, mug, jug, mug or cup. Features a unique raised rim with a deep tray that collects excess spillage and condensation from your drinkware. . Protect your desktopCoasters can be used on any type of table: Wood, granite, glass, bamboo plastic, soapstone, sandstone, marble, stone tables. Keep your tabletop, desk or bedside furniture safe from nasty glass stains. . Anti-slip design The back of the silicone coaster features a unique non-slip design, which firmly grips a multi-material table. So your drinking glass will never slip. . Easy to clean Our coasters are completely dishwasher safe which means you will never again experience sticky coasters as when they do get sticky simply throw them in the dishwasher. Of course, the coasters can also be washed by hand. . Material and Size Diameter 11cm Thickness 0.6cm. Set of 6, the coasters and the base are made of high-quality silicone. .