Designed for easy on-trail sipping, the Gregory 3D Hydro 2-liter hydration reservoir dries quickly, attaches easily to compatible packs and feels comfortable thanks to an anatomic fit.

Pack, Bag, and Case Parts and AccessoriesHydration Reservoirs

Designed for easy on-trail sipping, the Gregory 3D Hydro 3-liter hydration reservoir dries quickly, attaches easily to compatible packs and feels comfortable thanks to an anatomic fit.

Pack, Bag, and Case Parts and AccessoriesHydration Reservoirs

The Gregory 3D Hydro Trek hydration reservoir transitions easily from trail sipping to camp water station thanks to its pour spout. Its multi-position design can fit in the top or sleeve of your pack.

Pack, Bag, and Case Parts and AccessoriesHydration Reservoirs

With a new, self-sealing bite valve and wide tubing for a 50% faster flow rate than the previous Big Zip LP, the Platypus Big Zip EVO 2L reservoir helps you hydrate on the trails—sans hassle.

Pack, Bag, and Case Parts and AccessoriesHydration Reservoirs

Perfect for long day hikes or backpacking trips, the Platypus Big Zip EVO 3L reservoir features a new, self-sealing bite valve and wide tubing for a 50% faster flow rate than the previous Big Zip LP.

Pack, Bag, and Case Parts and AccessoriesHydration Reservoirs

The CamelBak Crux 1.5-liter reservoir delivers high-flow hydration, features an ergonomic handle for easier refilling and has an on/off lever at the bite valve that prevents leaks.

Pack, Bag, and Case Parts and AccessoriesHydration Reservoirs

With high-flow hydration and an on/off lever at the bite valve that makes it easy to prevent leaks, there's a lot to like about like the CamelBak Crux Crux 2-liter reservoir.

Pack, Bag, and Case Parts and AccessoriesHydration Reservoirs

Outfit your pack with the built-in confidence of clean drinking water. Filtered by LifeStraw®, this CamelBak Crux 2L reservoir kit passes 2 liters of water through 2 complete stages of filtration.

Pack, Bag, and Case Parts and AccessoriesHydration Reservoirs

The CamelBak Crux 3-liter reservoir delivers high-flow hydration and features an ergonomic handle for easier refilling and an on/off lever at the bite valve that makes it easy to prevent leaks.

Pack, Bag, and Case Parts and AccessoriesHydration Reservoirs

Easy to fill, pack and clean, the CamelBak Fusion 2 L reservoir will keep you hydrated on the trails, no matter how you choose to tackle them. Its easy-to-use on/off lever helps prevent leaks.

Pack, Bag, and Case Parts and AccessoriesHydration Reservoirs

Easy to fill, pack and clean, the CamelBak Fusion 3 L reservoir will keep you hydrated on the trails, no matter how you choose to tackle them. Its easy-to-use on/off lever helps prevent leaks.

Pack, Bag, and Case Parts and AccessoriesHydration Reservoirs

Stay cool without slowing down. The HydraPak HydraSleeve 3-liter insulated reservoir keeps your water flowing cold, and it's built tough so it can be tossed around when outside your pack.

Pack, Bag, and Case Parts and AccessoriesHydration Reservoirs

The 1.5-liter Osprey Hydraulics LT reservoir is made for light and fast activities where weight and balance (and hydration) are critical.

Pack, Bag, and Case Parts and AccessoriesHydration Reservoirs

The 2.5-liter Osprey Hydraulics LT reservoir is made for light and fast activities where weight and balance (and hydration) are critical.

Pack, Bag, and Case Parts and AccessoriesHydration Reservoirs