Platypus Big Zip EVO Reservoir

The Big Zip™ EVO is the latest evolution in taste-free hydration. It 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. 

• 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
• 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
• Embedded silver-ion protects clean water from mold and bacteria
• Certified taste-free, BPA-free, BPS-free and phthalate-free
• Film material: Polyurethane / Polyethylene
• Bite valve material: Silicone
• Made in USA of US and imported materials