The BRD is a big duffel bag for carrying big loads. The 10,000 cubic inches gives you a lot of room for gear. The half-moon zipper provides easy access to the contents and the compression straps keeps the load from shifting. The aluminum frame and in-line skate wheels help you move the weight. The padded handles are long enough to double as shoulder straps. Use external side-pocket for keepig track of items you need to reach quickly.