The Timbuk2 Classic Messenger is a handy shoulder bag that takes you to school or work. The bag has a capacity of 21 liters, a spacious main compartment and convenient accessory compartments. The main compartment has a lined inner compartment for your 15 inch laptop. This way you transport your laptop without scratches and dents. In addition, you take small items, such as your phone, sunglasses and wallet, organized with you in the accessory compartments. You carry the bag comfortably with the padded shoulder strap that you easily adjust to your desired length. The bag closes with a snap closure and the loop at the front easily attaches a bicycle lamp, so you can see better in the dark.