The Kuvert Saddle Bag from Stefan Diez turns your bicycle into the ultimate mobile storage space. This bag sits on the backseat of your bike and can be conveniently carried when you are not riding around.
I love cycling, but one of my biggest gripes with it is that you lose the ability to transport anything other than yourself. The Kuvert Saddle Bag solves that problem and then some by providing you with dual storage space. Check out the links provided to learn more about this badass bike bag.