The Dakine Men's Drafter 10L Bike Hydration Backpack is a small pack for hauling hydration and additional gear while mountain biking. Stash snacks and essentials and hit the trails. This 10L pack has organization on the interior so you know exactly where everything is, plus exterior straps and stash points for quick access. The included 3L hydration reservoir quenches your thirst during long, hot rides so that you can tack on the miles and ride even more.