US Patrol Sleeping Bag - Grade 2These Grade 2 sleeping bags have had it a bit rough and show more than ideal wear and tear The fabric may be thinned, pilled or small holes may be present (see last image for an example). Because these aren't as good quality as we'd prefer + surplus items, we wouldn't recommend pushing these to the temperature extremes they were designed for when brand new. US soldiers use this as the base sleeping bag in the Modular Sleep System. Alone, this is also