Transforms from duffel to backpack. This duffel is durable, sleek, and water resistant. Spacious main compartment with U-shaped zipper opening. 1 front zipper pocket and shoes compartment. Side pocket with interior organizers. Durable carry handle and foam back for comfort. Padded adjustable shoulder straps. 2 compression straps for carrying extra stuff. Dimensions 20.5" x 5" x 10.75".