Vintage U.S Military issue cold weather helmet liner. Liners are new never worn (Unissued) OD Green in color. Fully lined cold weather hoods can be worn under a helmet or as a winter hood. Size is a 7 1/4 fitted or Men's Medium. Hoods have a hook & pile adjustable ear flaps that can be worn under the chin or over the chin flaps can also be strapped up over the top of the head. The outer shell is a cotton nylon blend material with a soft satin cloth lining (Fully lined). Turn down forehead flap also lined. These are Vintage hoods from the Vietnam ERA With a date of 1970'S DSA # 100-76-C-1395 Genuine Military Issue liners. Mfg by Rachman MFG Co. Mfg & Dates may vary from 76-78-79 if you have a preference let me know at time of purchase. DLA-78-C-0690 by Propper, and DLA-100-79-C-8184 by Lite Ind Inc, See pictures. 1976,1978 &1979 vintage.