[Comfortable Car Seat Cushion]: High quality materials, breathable fabrics, polymer memory foam and non-slip silicone, which retain its shape throughout the process of use to provide continuous support, will make your car seat possible even on hard, comfortable surfaces. [Anti-slip Design]: The seat cushion silicone uses anti-slip design to effectively secure the car seat cushion, two square buckles are inserted into the seat slot to enhance the anti-slip function. [Large Compatible]: Suitable for indoor and outdoor use. It is very suitable for office chairs, cars / back seats or wooden armchairs etc. Comfortable cushion is unrestricted and can be taken along with you. [Protect Your Seat]: This foam car seat cushion not only makes your seat more comfortable, but also prevents dust, abrasion, creases, scratches, etc., and provides better protection for the original seat. [Easy to Clean]: This waterproof and dustproof cushion can help you make the car seat cleaner, and a damp cloth or