Deep Round Tray Design - The upgraded thickened round coaster is 5mm thick and 100mm in diameter to prevent burning or freezing. At the same time, the deep hem design can hold more water. Large size fits all types of beverages from wine or beer glasses to coffee cups and mugs! Non-slip bottom design - Groove pattern can hold liquid to prevent leaks, and raised corrugations promote air circulation to prevent the coaster from sticking to glassware. Our pit design collects unnecessary or overflowing water at the bottom of the coaster to ensure Always keep the exterior of your drink dry! Effective furniture protection - The silicone material ensures that it can be used for any type of table, protecting the surface of your furniture from nasty marks or terrible scratches. It can prevent hot and cold drinks from damaging the surface of furniture and fit larger pots and pans by combining multiple items! High quality reusable materials - The coaster is made of food grade silicone e, soft and