Hard Top Coaster, round or square. Everlasting under surface print bonded to a high quality foam base This product can be treated with a patent protected, fully certified AntiBug treatment to keep germs at bay. The specialist surface starts to fight germs as soon as they come into contact and has been clinically proven to kill 99.9% of harmful bacteria from 50 common organisms such as MRSA, E.coli and salmonella and will continue to fight for the lifetime of the product.