High-quality silicone material: These high-quality silicone coasters are made with smooth edges, are non-slip, environmentally friendly, high-temperature resistant, odorless, waterproof, and heat-insulating, effectively protecting your table and other surfaces. They also come with a durable plastic base for storage. You can place them directly under your drink or coffee cup on the table. Practical design: Silicone coasters can reduce heat conduction and protect the tabletop. The protruding design on the edge of the coaster is slightly higher than the center, which prevents spilled water from wetting the table and sticking to the bottom of the cup. Silicone coasters with a non-slip base keep cups in place. You don't have to worry about documents getting wet from spilled drinks or coffee, or leaving scratches on your valuable desk. Unique pattern: The irregular groove pattern catches liquid to prevent leakage, while raised ridges promote airflow and prevent the coasters from sticking to glassware. Relax and enjoy quality time with family and friends at home, indoors or outdoors. Advantages: Silicone coasters are more non-slip and insulating than metal coasters; they do not absorb liquids like felt coasters and are easy to clean, they are softer than wooden coasters and can stay new for a long time. Reusable, soft, and thermally stable waterproof layer. After use, you can rinse these coasters with water and let them air dry, and they will look like new again. Maximum furniture protection: Absorbent coasters for indoor and outdoor use can be used on all types of material tables, such as wood, granite, glass, bamboo plastic, soapstone, sandstone, marble, stone tables, etc. Intelligently protects the surface of your kitchen counter, desk, or nightstand from scratches. Wide range of uses: Black silicone coasters are not just ordinary coasters, they are perfect for home, kitchen, living room, bar, hotel, restaurant, desk, can be used for cold or hot drinks on all occasions, various cups, silicone home decor cup pads are easy to handle. Large enough for teacups, coffee mugs or mugs, and large enough for large mason jars, bottles, glasses or glassware such as beer glasses, bourbon glasses, cola bottles, and water bottles. Show more