High Quality: Made of premium quality environmentally friendly pvc soft glue, which is more soft, flexible, durable and can stand at high temperature without peculiar smell, no deformation, no discoloration, and non-slip, can be reused for a long time,Wide Compatible Size: The diameter size of this car cup insert coasters is 2.77 inches and the thick is 0.24 inches, which is suitable for most car cup holder applications. Please measure your car's cup slot size before purchase,Wide Application: Designed by groove pattern with beautiful shape, this car coasters not only can be placed in a car cup holder to reduce noise from the cup holder sliding while driving, but can also be placed in the home or office,Easy to Clean: These car cup holder coasters can easily wash in the water to clean if they get dirty over time,Customer Service: Our car coasters are made to look sleek and professional in every environment, protecting your car and cup from the damage of condensation fluid and stains. If you have any questions about our product, please feel free to let us know, we will do our best to provide you with the best service