The only product that provides FULL LATERAL SUPPORT for the upper body making it easier to relax， fall asleep， and stay asleep longerPromotes proper head and neck alignment - KEEPS HEAD FROM FALLING FORWARD. Ideal for chronic pain sufferers. INFLATES EASILY with just a few breaths and DEFLATES INSTANTLY. Stores neatly when rolled to minimize packing spacePatented ERGONOMIC design provides proper support to prevent tension and neck strainThe only MULTI-USE AND ADJUSTABLE neck pillow. Position across the torso or down the side. Wear like a messenger bag or tether to an airline seat. Easily loops over headrests in cars and airline seat wings. See our instruction sheet and videos. Rolled Dimensions: 2" x 9" x 3.5" Weight: 7 ounces.VERSATILE: Adults & Children. Great for airplanes， buses， trains， cars， camping， backpacking， wheelchairs， airport terminals， watching TV. Luxurious Travelrest velour and memory foam COVER also sold on Amazon