100% Polyester Made in the USA Therm-a-Rest’s top-rated Air Head Pillow for camping and backpacking is lightweight and packable, inflating to provide comfortable support The light, compact pillow packs exceptionally small for easy travel; its precise shape nestles into the hood of a sleeping bag Four inches thick (inflated) with a baffled air chamber, the Air Head offers stability, loft and custom support Synthetic-fill top and a brushed exterior provide next-to-skin comfort; removable cover is machine washable; nonslip fabric keeps pillow in place Stuff Sack utilizes a PFAS-free DWR coating that is better for the environment and still keeps your gear dry Large measures 12.5 x 18 x 4, packs to 4 x 5.25 inches, and weighs 7.7 ounces; stuff sack included, assembled in USA