Large Sling Backpack Crossbody Shoulder Chest Pack School Hiking Travel Bags Fit 15.6 Laptop (Brown) Imported HIGH QUALITY WATERPROOF MATERIAL - The sling bag is made from soft nylon fabric and features a versatile shape with a water-proof design. MULTI COMPARTMENTS - The Sling Bag features a spacious main compartment, the Interior organizer with Laptop and iPad compartment and 3 pen slots; 4 zippered front pocket, 1 rear zipper pocket, 1 side water bottle pocket. COMFORTABLE - The shoulder bag can be easily firm on your body through adjusting the Detachable Waist Strap when you running. Its reasonable size (17" L x 6.5" W x 19.5" H inches) and lightweight make you always be comfortable wearing it. PORTABLE DESIGN - Fully adjustable padded single shoulder strap allows this bag to fit most people. Easily Changeable Strap Direction according to your preference. VERSATILE - It's compact and convenient. Perfectly ideal for service as bookbag, rucksack schoolbag, casual daypack for daily use at school, work, weekend getaway, occasional travel, gyms, cycling, hiking etc. Over the shoulder and out the door!