Five compartment oversized rear cargo bag works best for extended trips. Two front removable compartments with insulated bottle pockets to hold 20 oz. beverages (bottles not included) 519 cu. in. each. 3,400 cu. in. large main compartment holds repositionable padded dividers to protect fragile contents. All Conditions System has a tapered roof design on major compartments, which sheds water and mud, keeping contents clean and dry. Bungee cord tie down. 5,250 cu. in. total.