The 3L (100 oz) Dakine x Hydrapak® vertical reservoir offers hands-free hydration with a self-sealing Comet Bite Valve that prevents leaks and locks with one hand. It features a Plug-N-Play® quick-disconnect hose for easy refilling, a low-profile Shape-Loc center baffle to reduce sloshing, and a fold-and-slide wide mouth opening for simple filling and cleaning. The reservoir is BPA- and PVC-free and backed by a lifetime no-leak warranty.