USGI M81 Woodland Bivy Cover NoLetter tightening the head harness

tightening the head harness

Zippered main closure with snap-secured double storm flap

Manufactured to German SK1 standard

It's front storm-flapped double zipper

and in the condition they're in

USGI M81 Woodland Bivy Cover NoLetter tightening the head harnessWith many military surplus items, you also might need a crash course in etymology. Coming from the German Swiss term Beiwacht (bei by, and wacht watch or patrol) the proper term for this item is is bivouac ( bivooak ) but most know it as the Bivy. When inclement weather catches you off guard, or your quick stay in the woods doesn't require a tent, the Bivy fills in the gap as a quick to deploy rudimentary shelter. Part of the Modular Sleep System