Platypus Big Zip EVO 2.0L Lumbar Size:1.5 L water-resistant -the Nano Puff Vest

water-resistant -the Nano Puff Vest uses incredibly lightweight and highly compressible 60-g PrimaLoft Gold Insulation Eco 100% postconsumer recycled polyester with P

Adjustable drawcord leg openings allow you to customize your fit

Foam panels inside the bag keep it afloat for safety and visibility

utility and durability

zippered main pack access

Platypus Big Zip EVO 2.0L Lumbar Size:1.5 L water-resistant -the Nano Puff VestIntroducing the Big Zip EVO the 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.