New Thickened Convex Design: The thickened coasters are [0.5cm] thick and can prevent burns or freezing, while the convex design can hold more water, juice, and spilled liquids. [10cm] The large size fits all standard cups or mugs and is also large enough to hold large Mason jars, bottles, flat-bottomed glasses or beer glasses, bourbon glasses, cola bottles, and water jugs. Non-Slip Bottom and Non-Slip Top: Double-sided design, can be used on both sides. The grooved pattern can contain liquid to prevent leaks, and the raised ripples promote airflow to prevent the coasters from sticking to the glassware. Maximum Furniture Protection: These silicone coasters for indoor and outdoor use can be used on any type of table made of any material, such as wood, granite, glass, bamboo, soapstone, sandstone, marble, stone tables, etc. The silicone coasters can protect the surface of kitchen countertops, desks, or headboard furniture from unsightly marks or unsightly scratches. Long-Lasting, Heat-Resistant, and Disinfectable: These beverage coasters are made of food-grade silicone and are soft. Heat-resistant from -40°F to 480°F, they can be used for hot or cold drinks on any occasion. Enjoy your favorite alcoholic beverages, spirits, fruit juices, or other drinks such as beer, wine, whiskey, tropical cocktails, iced water, cola, coffee, tea, or hot chocolate. Multiple uses: These silicone coasters are perfect for home, kitchen, living room, bar, hotel, restaurant, and office use. They can be used for hot or cold drinks on any occasion and are compatible with all types of cups. These decorative silicone coasters are easy to handle. They can also be used as trivets, corkscrews, warming gloves, small triangular coasters, kitchen table mats, or small pot holders.