Apex RBG-04 Extra-Large Roof CargoBag &ndash; 19.6 Cubicft. Capacity Waterproof rooftop cargo bag with an extra-large capacity Use with roof-mounted racks, built-in crossbars, or hitch mounted carriers Measures 59" L x 24" W x 24" H and holds 19.6 cubic feet of cargo Self-sealing zipper with flap cover and waterproof design for all weather conditions Manufactured from black PVC-coated nylon and includes 6 tie-down straps Waterproof rooftop cargo bag with an extra-large capacity Use with roof-mounted racks, built-in crossbars, or hitch mounted carriers Holds 19.6 cubic feet of cargo Self-sealing zipper with flap cover and waterproof design for all weather conditions Manufactured from black PVC-coated nylon and includes 6 tie-down straps