The Nike Ultimatum Utility Backpack: Ample storage, maximum comfortDurable and spacious, the Nike Ultimatum Utility Training Backpack puts your comfort at a premium with ultra-comfortable straps, soft padding and specialized pockets for your gear. BenefitsAdjustable shoulder straps with Max Air technology for maximum impact protectionBreathable, molded back panel for comfortExterior media-player pocket to keep media-player secure and protectedDesignThe Nike Ultimatum Utility Backpack features a ventilated, molded back panel for breathability and comfort. Lightweight, yet durable Max Air in the straps delivers cushioning and distributes the load more evenly when things get heavy. And, the straps are adjustable so you can customize the fit. The half-zip main compartment contains an interior laptop sleeve for security and easy-access. To keep your media-player secure and protected, there's an exterior zip pocket at left top, and another at the front stores smaller items. Additional DetailsMesh water bottle pockets at sides Dimensions: 12"L x 16"W x 20"H Materials: Body: 68% nylon/32% polyester. Lining: 100% nylon. Imported