This bag with the following features: replaceable bottoms, yet durable with dual-density structural foam and strong nylon construction for the highest quality and longest life. Optimum organization accommodates the most modern supplies used by emergency professionals: a front pocket organized with elastic loops and pouches; an external, easy-access top pocket; and an internal pouch. Also comes with a tuck-away backpack harness and is compatible with mini-kits. This bag is made with 600D Polyester. Size:20.75"x11.75"x12.00" All packed 2/case.