Platypus Big Zip LP Reservoir for Hydration Packs

The Atmos AG 50 is the best-fitting, most ventilated and comfortable pack ever made for traditional backpacking trips lasting a weekend or more. The innovative AntiGravity suspension makes it feel like you're carrying less weight and seamlessly wraps around your body, which means you'll enjoy every mile more than ever. From easy to use stretch mesh side pockets, Stow-on-the-Go trekking pole attachment, and FlapJacket for lidless use, the Atmos AG 50 is still the top contender. Backed by our All Mighty Guarantee, forever.

Anti-Gravity suspension - feels like you are carrying less weight than is in your pack
Adjustable harness and Fit-on-the-Fly hipbelt to dial in perfect fit
Front stretch mesh pocket for quick storage of rain gear or extra layers
Removable floating top lid with dual zippered pockets and web attachment points
Internal hydration reservoir sleeve accommodates up to a 3L reservoir (sold separately)
Recommended load range: 25-40 lbs. - Pack weight 4.21 lbs. for a size medium at 32.68 X 14.96 X 15.35 in.
Anti-Gravity suspension - feels like you are carrying less weight than is in your pack
Adjustable harness and Fit-on-the-Fly hipbelt to dial in perfect fit
Front stretch mesh pocket for quick storage of rain gear or extra layers
Removable floating top lid with dual zippered pockets and web attachment points
Internal hydration reservoir sleeve accommodates up to a 3L reservoir (sold separately)
Recommended load range: 25-40 lbs. - Pack weight 4.21 lbs. for a size medium at 32.68 X 14.96 X 15.35 in.

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