Originally Posted by opie

My messenger bag is much more manageable off the bike. The topeak bag is more manageable on the bike. Which is why I started the thread. I'm looking for the best of both worlds. I think I might have found it. It's expensive but if it attaches to the rack well and i can pull it off and wear as a messenger bag for the walk to work etc. I think this will work really well

Ortlieb City Biker