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.
- Slides 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-profile support and makes for easy cleaning and drying.
- Improves flow along with, larger 5/16" drink tube.
- Embedded Silver-ion protects clean water from mold & bacteria.
- All materials are certified taste-free, BPA-free, BPS-free, and phthalate-free.