Stay focused during your bike ride with the Thule Vital Bike H2O 3L Backpack and its hydration system that you can use while riding! Ideal for rides between 1 and 3 hours on weekends, this backpack and its very practical pockets will allow you to easily access your personal belongings without having to stop or remove it. A phenomenal time saver for quick and short rides! Ultra-light, you can almost forget it. It will allow you to maximize your performance and stay focused until the end of your session.