This premium hydration system from platypus is loaded with improved features like our new and easy-to-clean wide-mouth SlideLock closure with secondary reinforcement that ensures an easy and solid closure every time. Platy have also added a quick-disconnect fitting so you can remove, clean and refill your Big Zip without re-routing your hose.
New materials increase durability and flexibility.
New SlideLock close ensures a secure and easy closure every time.
Quick-connect fitting allows you to remove from pack without re-routing drink tube.
New SlimeGuard anti-microbial treatment keeps your water fresh and taste-free.
HyperFlow bite valve offers the highest flow rate on the market.
Ergonomic shutoff valve is angled at 90º for no-hassle, hands-free hydration.
Available in 1.8, 2 and 3L sizes
