The Big Zip™ EVO is latest evolution in taste-free hydration. Delivering an impressive 50% increase in flow rate from our popular Big Zip LP and offering a host of new features, the Big Zip™ EVO is a top pick for hikers, backpackers, travelers, and mountain bikers.
- Secure SlideLock™: Slides both directions to easily open, securely close and fill reservoir.
- Handy Pincher Grip: Allows for easy one-handed filling.
- High Mount Quick-disconnect: Instantly stops flow and offers reliable stowing.
- Leak-proof Shut-off Valve: Offers fast, easy access—no more digging down in your pack.
- Semi-rigid Center Baffle: Offers low-profile support and makes for easy cleaning and drying.
- HyFLO™ Self-sealing Bite Valve: Improves flow along with new, larger 5/16" drink tube.
- Funk-free: Embedded Silver-ion protects clean water from mold & bacteria.
- Pure Platy Experience: All materials are certified taste-free, BPA-free, BPS-free, and phthalate-free.