Zappos.com is proud to offer the Nike - Ultimatum Max Air Medium Duffel (Black/Black/(Black Matte Silver)) - Bags and Luggage: The no-hassle design of the Nike Ultimatum Max Air Medium Duffel will effortlessly enhance your active lifestyle. ; Spacious main compartment can hold all the sporty essentials for an active day out. ; Water-resistant fabric for added protection. ; Shoe pockets for wet-dry storage. ; Insulated pocket helps keep liquids warm or cold. ; Additional pockets strewn throughout for added storage options. ; Nike Max Air Curve shoulder strap for cushioned comfort. ; Hand straps for easy grab-and-go use. ; Dimensions: 23 wide across bottom, 23.5 wide across middle, 22.75 wide across top x 11 deep x 11 high. ; Shell: 75% polyester, 25% nylon. Lining: 59% nylon, 41% polyester.