It is designed to give your support to the neck and head, and maintain the right posture. Breathable cushions: 3D breathable mesh fabric are good for ventilation, keep it that allows it to be used in aseptic zones, always. High elastic strap With hook and loop fastener, Can be fixed on the car seat tight. Made of high quality PU leather, it is durable for a long time using. Filled with soft memory foam, it is convenient to rest on it for a long time. You can fix it on the seat with the bar provided. The special design of the zip fastener at the back makes it convenient to disassemble and clean the lid.