Big Zip™ EVO Reservoir
Premium taste-free, high-flow reservoir loaded with features.
The Big Zip EVO delivers a 50% increased flow rate from the previous Big Zip, making it the fastest-flowing, taste-free reservoir available to backpackers, hikers, and mountain bikers.
Fast & easy: Self-sealing HyFLO™ bite valve, leak-proof shutoff valve, and large 5/16” dia. tubing contribute to fast flow and ease of use.
Quick access: High-mount drink tube quick-disconnect makes it easy to load/unload.
Easy to fill/clean: Wide opening with a semi-rigid baffle and one-handed pincher grip eases filling and cleaning.
Funk free: Embedded silver-ion protects reservoir from mold and bacteria.
- Quicker drying: Semi-rigid baffle helps keep reservoir open, ensuring quicker drying with less fuss.
- 1.5L:160 g (5.6 oz);
- 2.0L: 171 g (6 oz)
- 2.0L (70 oz) Lumbar: 154 g (5.4 oz)