SIZE: 22"L X 12"Diam. One main pocket and large expanding internal side pocket. Side pocket has mesh front to keep damp, smelly items ventilated; this pocket expands to be large enough to fit a pair of sneakers, but takes up very little space out of main duffel section when not in use. Long zipper across the top for full access. Detachable, adjustable shoulder strap; 1.5" wide. Two grab handles on top. Water-resistant material. Machine washable. Made of heavy-duty 1000 d. Cordura, with superior quality materials & workmanship. 100% made in USA by Tough Traveler, maker of great bags in NYS since 1970.