Bike couriers and messengers can tell you that not just any bag will get the job done. You need something tough and sturdy, that will fit and protect documents as well as laptop computers. The Knog Baksak Large Messenger Bag is made from tought, 600D nylon to protect your goods. It has a wide, adjustable strap with shoulder padding, and a handy anti-sway waist strap. Waterproof tarpaulin makes sure that the elements don’t ruin your important gear. The Knog Baksak Large Messenger Bag even has a cell phone pocket. You can purchase the Knog Baksak Large Messenger Bag in a variety of colors at Wiggle.