Originally Posted by
boozergut
There are some nice no name brand ones on Amazon. I just purchased one with a 3 liter bladder. I learned quickly that 3 liters is too much to carry on a ride. I fill it half way now and carry a water bottle with electrolytes on the really hot days.
The one I have is 2 liters and it's fairly heavy when full. I can imagine 3 liters, while being plenty of water for most rides, would be quite heavy until you drank a lot of it. I use mine along with both water bottles and that's usually enough.