The Sport Design Commuter Bag is a black bicycle bag that can be attached to the frame of a bike, or slung over the shoulder. This multifunctional bag is ideal for everyday use.The Basil Sport Design Commuter Bag is a practical choice of bag for busy cyclists. In classic black, it attaches with ease to the rear of a bike. Thanks to the shoulder strap, it also doubles up as a bag you can carry on your person once the cycling is done, allowing you to take your essentials anywhere.