Multipurpose: The car seat cushion built-in Handle for easy carrying, can be used as office pillows, rocking chair pad, patio chair pad, outdoor chair pad, dining chair pad, lawn chair pad, camping chair pad, recliner cushion, garden mat and a tatami mat Size: 38x38x10cm/15x15x4 inch, suitable for people of different heights, especially short people Material: Our car driver booster seat cushion made of breathable mesh fabric, PP cotton filling, soft and comfortable, thick and full, not easily deformed Pratical: It can help you expand your and avoid obstacles, and can help you improve your during the driver's license test.This is also a great gift for family and friends Anti-slip: The groove design in the middle makes the buttocks not easy to slide, and the safety performance is improved