Universal Size - 7cm length diameter fits cup holders in most cars,vans,and boat,also can be used at office.Tips: Please measure the size of your car cup holders before purchase.High Quality - Car coasters are made of high-quality environmental silicone,soft and durable ,Withstand High Temperature,non-odor,and the non-slip.Easy to Remove and Clean - If you like to drink something while driving, the liquids dripping out of the cup will cause the cup holder to be dirty. The coaster will keep your car cup holder clean and dry. And It can be easily washed in the water if they are dirty, and then dry it in the wind or sunlight.Perfect Gift - The car coaster with NEW rhinestone design serve as an eye bling in your car. It is a perfect car decoration, and also a great gift to your family, friends on birthday christmas Day , Valentine's Day.Note: If you need other colors, please contact customer service