1. Car Seat Heightening PadWhen driving, if the height is too low, the line of sight will be limited. The heightening pad can help you broaden your field of vision, clearly see the road conditions, and effectively expand the field of view to about 2.4 inches. 2. Ergonomic DesignThe middle part groove design is not easy to slide. Enjoy the comfort and support you need while gaining a safer view through the windshield instead of the steering wheel. 3. Breathable and ComfortableCar driver booster seat made of Air layer fabric, PP cotton padding, breathable soft and comfortable, thick and full, not easily deformed. Size: 15 x 15 x 4 inches, suitable for people of different heights or short. 4. Portable and MultipurposeThe car seat cushion builtin Handle for ease of transport, can be used as office pillows, rocking chair pad, patio chair pad, outdoor chair pad, dining chair pad, lawn chair pad, camping chair pad, kitchen chair pad, but also as a recliner cushion garden mat and a tatami mat.