The G3 Giant SWAT Bag has an open-cavity design for a wide variety of gear. It is constructed of a 600 denier, water-resistant polyester shell with PVC backing and heavy-duty reinforced handles and straps. The exterior has two zippered mesh end pockets and five clear vinyl map/document pockets on the top and sides. The interior has 9 zippered pockets: four expandable mesh pockets, four standard pockets and one padded pouch. It can be worn as a backpack using the padded adjustable shoulder straps.