Mine is a Medium.
https://picasaweb.google.com/BERTIN753/BIKESMISCELLANEA#5823569219896713602
and
https://picasaweb.google.com/BERTIN753/BIKESMISCELLANEA#5823569233951771170
IIRC, that load came to 25 lb. I've carried 30. Not as good as a good rack
and good panniers, but, if for some reason
I'm thinking about moving away from front loads on my commuter. Currently,
I use an Ostrich front bad on a VO front rack.
Riv's small Saddlesack has a smaller capacity than my Ostrich bag, but I
think it might work. I think the medium would be way too large for my needs
(which are just lunch