The stylish and functional Thule Paramount series has expanded to include a smart solution for the modern commuter. Thule Paramount Commuter Backpack comes in 18L and 27L sizes to fit your daily needs- whether you're headed to the office, gym, or running errands, on or off your bike. Thule Paramount Commuter features reflective elements to enhance visibility in low lighting, and is designed with durable materials to withstand the elements (rain cover included with 27L) and ventilated back and shoulder straps for cooling comfort. The 18L includes side panels which unzip to expand the carrying capacity 50%. The 27L includes a front expansion pocket to hold a helmet or extra pair of shoes. A laptop compartment is situated in the center of the backpack with a 'floating' design for increased