WITZMAN Laptop Business Backpack

MATERIAL: This canvas backpack is made of high quality canvas with PU leather; Polyester lining; Product Dimension: Approx 12.5"L x 19.5"H x 8" W; Expansion 12.5"L x 19.5"H x 10.15" W. Weight: 1.85kg(4.06 lbs), Come with a inch duffel strap. EXPANDABLE DESIGN：Dimensions:15"L x 18.5"H x 8.3" W, dimensions after extended 19.5x13x11.5inch. You can expand the zipper according to your requirement. The duffel belt on the back allows being slide over the luggage tube,backpack very easy to carry, it is great daily travel. This backpack meets the maximum size allowed by IATA flights, can be fitted overhead and under-seat, is ideal for a weekend trip, business trip. Multi Practical Pocket Design: Product External: 6 fornt pockets（2 zippered pockets to hide the duffel handheld）, 1 side open pockets, 1 back large zip pocket, 1 main compartment; Internal structure: 2 laptop pockek + 2 open pockets + 1 large zip pocket , 1 zipper pocket on the back that hides the backpack strap to convert briefcase