Originally Posted by zoltani

I never understood why people are so against panniers when they have probably never tried them. Can you fit over a weeks worth of groceries in your backpack? How about two 12 packs of beer?

With a mounting system like the ortliebs use the pannier will NEVER bounce off of the bike. Also, they are completely waterproof, so you do not have to worry about the laptop getting wet. Personally i do not carry my laptop around very often, but if i were i would trust it inside my ortliebs!