Introducing the Big Zip™ EVO 3L—the latest evolution in taste-free hydration from Platypus.
Delivering an extremely high flow rate, self-sealing HyFlo™ bite valve, large drink tube, simple one-handed filling, easy cleaning, fast drying, quick access drink tube disconnect, leak-proof shutoff valve, and more, 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: Offers fast, easy access—no more digging down in your pack.
- Leak-proof Shut-off Valve: Instantly stops flow and offers reliable stowing.
- 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.
- Clean Taste Guarantee: All materials are certified food-grade, BPA-, BPS-, phthalate-free and taste-free, guaranteed.
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