Carry essential gear while staying hydrated with the CamelBak Powderhound™ 12 Hydration Pack. This cold weather hydration pack features CamelBak's innovative three-liter capacity CRUX™ reservoir, which delivers more water per sip than other reservoirs. Therminator™ closed-cell foam insulation protects your reservoir, hose, and valves from extreme temperatures, while a DWR-coated Snowshed™ back panel repels water and snow. A zippered main compartment with Avy Gear Organization gives you ready access to clothing, food, and emergency gear. With a low-profile shape and freeze-resistant features, the CamelBak Powderhound™ 12 Hydration Pack is up for any backcountry adventure.