Transform the comfort of ANY Car seat Patented shaped by in-house ergonomists to help evenly distribute your body weight across the hip and thigh while providing lower back relief for enhanced comfort. Made with proprietary CloudSupport™ memory foam, it offers soft cushioning that keeps its shape for all day driving comfort.  DrivingTransform the comfort of your existing car seat for the perfect companion on everyday driving. Road TrippingRemove driving fatigue on your next big trip so you can fully enjoy the experience. Passenger RidingTurn passenger and rear seats into personal sofas so everyone can enjoy game-changing comfort. Dimensions:20 W x 18 x 2.5 H inches   Pick up 2 or 4 so ALL passengers can enjoy better comfort. In stock at our CA warehouse, ready to ship