Platypus Big Zip Evo Size:2L (Lumbar) due to its aramid liner

due to its aramid liner

zippered flap pocket secures with snaps and doubles as a stuffsack

Door lock mechanism allows you to secure the zippered door from the inside for privacy

and a Recco® transponder so you’re findable in the wilderness

Platypus Big Zip Evo Size:2L (Lumbar) due to its aramid linerIntroducing the Big Zip EVOthe latest evolution in taste free hydration. The Big Zip EVO delivers a significantly higher flow rate than previous Platypus reservoirs and a host of new features, making it a great option for backpackers, hikers, and mountain bikers. Available in 1. 5L, 2. 0L, 3. 0L and a Lumbar 2. 0L. Secure SlideLock: Slides both directions to easily open, securely close and fill reservoir. Handy Pincher Grip: Allows for easy one handed