The Roswheel bicycle frame bag is a great choice for the smartphone-using 2-wheeled commuter.

Smartphones play an integral part of our daily lives, and for bicycle commuters, they can be invaluable. The Roswheel bicycle frame bag is a great choice for the smartphone-using 2-wheeled commuter.
Built from a durable water-resistant polyester, this ingenious little storage pack wraps right around your bike frame, giving you a place to store everything from sunglasses and keys to your wallet and smartphone. The zippered compartment will keep everything secure, and the double strap design ensures the pack will fit snugly to your frame. The bicycle top tube phone bag has been outfitted with a clear PVC window to let you easily view your phone on the go, and for GPS users, a headset jack with audio extension line will quickly become your best friend.