The quick-release commuter trunk bag clips on and releases within 3 seconds - no straps required! An integrated hand carrying strap and detachable padded shoulder strap are included for off-road use. The shoulder strap stores easily in a mesh pocket beneath the bag cover. The main compartment offers storage space for books, small laptops, cycling gear or tools, with reinforced and padded sides for shock protection. Side and rear pockets, zippered pouch, and external bungee ...