Secondly, it’s coloured for tactical and military applications. The durable 75D polyester at the top and bottom resists abrasion, punctures, and elevates softness. And finally, the Pillow X is easy to inflate. This highly packable pillow delivers mission-critical nighttime performance. And don’t forget, simply add or release air to raise or lower pillow height and adjust firmness for customized comfort! Features: COMFORTABLE Self Centering X Design: The thoughtfully designed weld pattern helps center and stabilize your head to maintain comfortable contact with the pillow’s surface. Adjustable Height and Pressure: Simply add or release air to raise or lower pillow height and adjust firmness for customized comfort. Sleeping Bag Compatible: Intelligently designed to fit inside a mummy bag’s hood for secure comfort. LIGHTWEIGHT Ultralight Material: Used on the top of the pillow, the soft 75D polyester material sheds grams while maintaining appropriate durability. Light and Packable: Weighs only 63.8g. and packs to an ultra compact 11.43×6.35×2.54cm – about the size of a lighter. RUGGED Rugged Material: The hybrid construction combines an exceptionally lightweight 30D polyester top with a 75D polyester bottom for superior tear, puncture and abrasion resistance where it’s needed. Storage Bag: A 11.43×6.35×2.54cm storage bag, sized specifically for your pillow, is included to maintain compactness and provide protection while traveling. Mission Ready: The recon-ready coloring is ideal for tactical, military and backcountry use.