All-Purpose Lightweight Individual Carrying Equipment (ALICE Backpack) introduced in 1974 was made up of components for two types of load: the "fighting load" and the "existence load". The ALICE system was designed for use in all environments, whether hot, temperate, cold-wet or even cold-dry arctic conditions. It replaced all prior systems for both the U.S. Army and Marine Corps, including the M1956 Lightweight Load-Carrying Equipment and the M1967 Individual Load-Carrying Equipment. High Quality Material Military BackpackProfessional Personal Loading Carrying System with shoulder Straps to help relieve pressure, mean while the kidney Pad strap on the frame also helps heave loading.600D High Density Polyester with 1800mm Water Resistance.Double Layers Waterproof Head Cover with Double Stitches, which can be used as an Utility Pouch.Mixed Aluminum and Iron Frame makes it lightweight but stronger.All thick Galvanized Metal Buckles for Reinforcement.Expandable underside with 2.5mm Webbing belt for adding more stuffs.Utility Waterproof Liner can be used as a water bucket during field situation. Medium Alice Backpack : Main Compartment :21"x14"x6.5"/53*35.5*16.75cm (HxWxD).Over 2,000 cu. in.,Capacity:40 lbs load,Weight: 5lbs.Material: 600D High Density Polyester with 1800mm Water Resistance. The small pocket in the main compartment can be used to carry the AN/PRC-25 or AN/PRC-77 radio.The Military ALICE Backpack with frame includes adjustable,padded shoulder straps,heavy duty anodized a aluminum frame,and A heavy padded kidney pad.Lightweight aluminium frame for support and ventilation The U.S ALICE backpack has a drawstring closure. Three outer pockets with adjustable snap-fastener closure. The top and sides have attachment points for ALICE and M-1910 pouchesThe components of the Fighting Load are numbered in the diagram as follows:Belt, Individual Equipment (size Medium or Large)Case, Small Arms Ammunition (2) 30 rd. mag.Suspenders, Belt,Individual EquipmentCarrier, In-trenching Tool, PlasticCover, Canteen 1 QuartCase, Field First Aid Dressing/Unmounted Magnetic CompassThe Existence Load components carry all the equipment, food, and other essentials to maintain a soldier in the field until resupply is possible. The Combat Pack comes in two sizes to be used depending on the length of the mission and weather conditions. The components of the Existence Load are numbered in the diagram as follows:Frame, Pack, Ground TroopsStrap. Lower BackStrap, WaistStrap, Shoulder, w/o Quick ReleaseStrap, Shoulder, w/ Quick ReleaseShelf, Cargo SupportStrap, Cargo Tie Down (2)Pack, Combat, MediumPack, Combat, LargeCover, Field Pack url:http://www.aplce.com