Alice Packs, Govt. Issue, olive drab nylon (please note this is the pack with frame. We sell a lot of these packs for people to put on there 4-wheelers, snow machines, hikers, jeeps, etc. They have a ton of straps and grommets for fastening on vehicles, and with all their pockets gives you a lot more storage area. Size medium pack has 1 large main compartment, 3 outside pockets with protective flaps, 1 small compartment inside hood of Alice pack. Frame is complete with straps and kidney belt. Available in Used good condition.