Platypus Big Zip EVO 3 Liter Hydration Bladder

Introducing the Big Zip EVO-the latest evolution in taste-free hydration. The Big Zip EVO delivers a significantly higher flow rate than previous Platypus reservoirs and a host of features, making it a great option for backpackers, hikers, and mountain bikers. FeaturesSlides both directions to easily open, securely close and fill reservoir.Allows for easy one-handed filling.Instantly stops flow and offers reliable stowing.Offers fast, easy access-no more digging down in your pack.Offers low-prof