This tried and true design has been in use with the US Army for decades. Designed to keep the contents of your field pack dry, these waterproof liners are some of the best dry bags available. Use them in any large backpack or use them by themselves to keep gear out of the elements. Made of durable ripstop nylon coated with polyurethane, featuring reinforced seams and attached tie closure string. There are literally hundreds of uses for these bags. Bags may have slight odor because they are treated with anti-mildew treatment. This can be eliminated by hanging bag in well ventilated area. Designated size “3” by US Army. Bag measures approximately 30” high and 24” wide. Olive drab color. Unused. NSN# 8465-00-258-2432. MADE IN USA.