Product Description DETAILS For a life on-the-move, the JanSport Driver 8 Rolling Backpack converts from backpack to roller with tuck-away shoulder straps. This wheeled laptop backpack features a padded 15-inch laptop sleeve, side water bottle pocket, and front organizer pocket. FEATURES80 mm inline skate wheels Front stash pocket Front utility pocket with organizer Fully padded back panel Padded grab handle Padded sleeve fits 15" laptop Retractable two-stage handle Side water bottle pocket Skid rails for added protection Tuck-away shoulder straps for converting to backpack Two large main compartments SPECIFICATIONS STYLE: TN89CAPACITY: 2175 cu in / 36 LDIMENSIONS: 21" x 14" x 10" / 53 x 35 x 25 : 600 Denier polyester / 420 Denier Nylon LAPTOP DIMENSIONS: 11. 5" x 10. 5" x 1. 5" / 29 x 27 x 4 cm WEIGHT: 5 lbs. / 3 kg Amazon.com This rugged, wheeled pack is big on space and versatility alike. The Driver 8 works like a typical rolling carry-on luggage, but tuck-away shoulder straps can be revealed to convert it into a backpack. There's ample room for your gear, and organizational compartments to keep it all in order. There are two large main compartments, a padded sleeve for laptops up to 15 inches, front utility pocket with office supply organizer, front stash pocket, and side water bottle pocket. It's comfortable to tote around, as well, thanks to a fully padded back panel, retractable two-stage handle, padded grab handle, and 80-millimeter inline skate wheels for stable, controlled motion between the airport and the hotel. How much can it hold? Three-to-five textbooks Laptop computer One-to-three large binders Paperback books Spiral notebooks Calculator Pens and pencils Bag lunch Cell phone MP3 player Gym clothes Sweatshirt Specifications 2,175-cubic-inch capacity Five-pound weight Measures 14 by 21 by ten inches (W x H x D) Includes padded laptop sleeve measuring 11.5 by 1.5 by 10.5 inches (W x H x D) Made of 600-denier polyester and 420-denier Velocity nylon materials Lifetime Warranty JanSport bags include a limited lifetime manufacturer's warranty against defects in materials and workmanship. About JanSport JanSport is the "original outdoor gear brand," built around a culture of fun and discovery. The company equips people with quality, enduring, reliable products that enable the freedom to experience life's adventures -- whether traveling the globe or exploring the great outdoors. The company designs, engineers, manufactures, and markets products to help you get from point A to point B, wherever that may be, in the most functional way possible. Since the backpack that carries your books to school might be the same one that carries your gear on a Saturday day hike, JanSport incorporates flexibility into each of its products, which has been a core component of the company's approach for nearly 40 years.