Quote Originally Posted by Muirenn View Post
I don't have a small frame, but I've tried to use a hydration pack on a road bike, and found it quite uncomfortable. In a more upright position--mountain bike or hybrid, it's no problem.

It might be the type of pack- I ride in the drops- (belly to bar) all the time- especially down hill (FUN) and mine is comfy (: There are many styles/sizes/shapes (: