These coasters, with a diameter of 2.76 inches and a thickness of 0.2 inches, compatible with most car cup holders. Made from soft and flexible PVC material, they help to ease the impact of liquid spills and scratches on your car's interior. The grooved grid pattern design is not only visually appealing but also easy to install, simply insert the coasters into the cup holder. Cleaning is a breeze, as they can be washed under the tap. These coasters are versatile, suitable not only for cars but also for home or office use, reducing noise and increasing comfort.