Alpha Industries US Military Cold Weather Helmet Liner Cap Green 7 1/4 0658 Alpha Industries US Military issue cold weather insulating helmet liner cap in olive drab green. Constructed from a durable cotton and nylon blend, this vintage piece features a soft insulating lining and adjustable ear flaps with hook-and-loop closures. Designed for versatility, the flaps can be worn fastened under the chin, at the back of the neck, or over the head. Authentic military surplus item with original instructional and specification labels intact. Measurements: • Size: 7 1/4 • NSN: 8415-00-782-2919 • DLA Number: DLA100-84-C-0255 #Retro #Casual #Utility