【High Quality Material & Size】 Our car cup coaster set is made of high-quality marble ceramics, which can quickly absorb moisture from the outside of the cup and keep the car dry and clean. Set contains 2 pieces round ceramics coasters, the diameter is 2.56", the thickness is 0.23". Standard size, suitable for most cars. You can measure the size of your car cup holder before buying. | 【Excellent Water Absorption】 Our absorbent ceramic car coaster adopts a unique process and has excellent water absorption. It can quickly absorb spilled water, coffee, and cola within 10-15 seconds, will keep vehicle free from cold drink sweat and keeping your car dry and not easy to mold. | 【Groove Design】 This marble car coasters is designed with finger grooves, which is easy to install and remove, and easy to clean. You only need to rinse with water and dry in the wind or the sun. You don’t need to worry about fading. After you use it for a long time, you will find that they still retain their gloss. | 【Non-slip Cork Base】 The bottom of the coaster is designed with cork to prevent your desktop or other surfaces from being scratched. Moreover, the cork can very well enhance the friction of the coaster, so that it can firmly grasp the cup holder, and will not make a collision sound due to the driving process of the car. | 【Best Gift Choice】 The Car Coasters for Cup Holders set of this luxury black marble style uses a combination of marble and cork. The unique design makes people shine. It is the best gift choice for family, colleagues, friends and car enthusiasts. At the same time, they are also suitable for all types of table tops, including wooden table tops, glass table tops and marble table tops.