Geigerrig Hydration Engine (3-Liter)

The patented two chamber 100 oz. Ogwa Hydration reservoir (THE GEIGERRIG HYDRATION ENGINE) hosted exclusively by GEIGERRIG, has several key components that provide key benefits for any hydration pack user. GEIGERRIG hydration bladders are compatible with most other packs. The slide top allows the entire top of the reservoir to open up to provide easy access for cleaning, drying and fi More »