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Drawing on our decades of climbing, running, training and general experience in the mountains, we continue to develop and expand this collection of core products directly made by or designed and sourced by Rock + Run.

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Platypus Big Zip EVO 3L bladder, close up of the closure system

Platypus Big Zip EVO 3L shown without closure

Platypus Big Zip EVO 3L shown with closure system open

Platypus Big Zip EVO 3L, close up of the tube

Platypus

Platypus Big Zip EVO 3L

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£36.55 £43.00 You save: 15% ( £6.45 )

The Platypus Big Zip EVO 3L is a 3L capacity water bladder that now delivers a 50% faster flow rate, ideal for backpackers, hikers, and mountain bikers.

The latest evolution in taste-free hydration from Platypus, the Big Zip EVO 3L delivers a significantly higher flow rate than previous Platypus reservoirs and a host of new features, including a secure side-lock and a hand pincher grip for easy one-handed filling.

Features

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 Centre 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.