The AirCore pillow is the perfect pillow for your next plane, train or automobile trip. The U-shaped design is perfect for supporting your neck and head. Have a restful night's sleep no matter where you are with this U-Shaped AirCore Pillow.materials The shell is made of 100% Polyester Microfiber (top) and 30-denier Nylon (bottom). The inflatable air core lies under a layer of premium synthetic filling.fabric Care Hand wash in lukewarm water. Do not bleach. Do not wring. Do not dry clean. Do not tumble dry. Do not iron. Wash colors separately. Please remove the bladder before washing.DIMENSIONSProduct 11" x 15" / packing size 4.4" x 3.2" Weight 3.9 oz.