These coasters are made of eco-friendly silicone, which is safe, non-toxic, and odorless. They are soft yet durable and fit easily into cup holders. They are highly durable, wear-resistant, and have a long service life. They are heat-resistant and can withstand cups of water up to 100°C. The deep cup design features a non-slip bottom that prevents spills, condensation, and debris, keeping your car interior clean and protecting your car’s cup holders from scratches or damage caused by cans and bottles. They feature a snap-in installation—simply insert the coaster into the cup holder to secure it. Removal is quick and easy, making cleaning a breeze. For example, if a passenger gets bored, they can simply remove the coaster, wipe it down with a wet wipe, and have it clean in no time.