The NRS Heavy-Duty Bill’s Bag will provide you with a lifetime of dependable service, constructed with the addition of an extended 34-oz. reinforced bottom for added durability. ~ This massive dry bag is expandable for over 6500 cubic inches of storage capacity but can be cinched down with the four compression straps to compact and stabilize gear. ~ The adjustable backpack harness has a rubberized grab handle and extra wide padded shoulder straps for comfortable hands-free transport of your gear. ~ The StormStrip™ closure provides for a reliable waterproof seal. ~ Sizes are measured fully packed and closed. Specifications: Measurement: 3.8 cu. ft., 6566 cu. in., 108 liters 16" diameter x 33" tall Material: 21-oz. PVC/polyester body, 34-oz. PVC/polyester floor Closure: StormStrip™ closure Includes padded backpack straps