Features:, Cozy Surface and Natural Sleeping Position, Skin Friendly, Allows Easy Breathing, Supports Neck and Shoulder Muscles, Developed by Osteopaths and Physicians, Inflates and Deflates in 5 Seconds, Works everywhere (Train, Bus,ice, School, etc.), Hand-Washable and Antibacterial, Size:55*30*35cm, Send storage bag, Note:, 1. There is 2-3% difference according to manual measurement, please check the measurement chart carefully., 2. Please note that slight color difference should be acceptable due to the light and screen.