Dakine 3L Lumbar Reservoir 2. 0Stay hydrated The Dakine 3-Liter Lumbar Reservoir 2. 0 is the best way to replace or update the hydration bladder from your Dakine bike hydration hip pack. This Dakine x Hydrapak(R) BPA and PVC-free hydration reservoir holds up to 3-liters or 100oz of water, and features a wide mouth opening for easy filling or cleaning. The 3D-molded bottom lets the reservoir stay open while drying after a ride, making cleaning even easier. The Shape-Loc center baffle increases the rigidity of the reservoir, preventing shifting of the bladder inside of the pack for improved durability. Keeping you hydrated is a Plug-N-Play(R) hose with a high-flow Comet bite valve, that self-seals and features a one-handed shut-off switch to prevent leaks. Features Shape-Loc center baffle provides increased rigidity of the bladder system and increased durability Wide mouth opening for easier cleaning and filling3D-Molded bottom for better airflow when drying out after a ride Comet bite valve with an integrated one-handed shut-off switch Specifications Fluid Capacity3 Liter/100oz Material TPU and Nylon | Dakine | 3L Lumbar Reservoir 2. 0 3 Liter | Nylon