What’s in your Hydration Bladder? – Running Gear
![A running bladder broken into different pieces on a table](https://www.skyrunninggirl.com/wp-content/uploads/2019/07/799F151F-88B3-4534-A379-8435F9DEAB6D-768x1024.jpeg)
I’ve always found running bladders and running water bottle flasks one of the most necessary items as a runner. They are useful and convenient for staying hydrated while training and racing. But as athletes what do we put in them?…