All BCA packs include freezeproof Stash hydration; underside mesh conducts body heat and traps it inside the Stash sleeve, keeping your hose and bite valve from freezing.
All include hydration reservoir or Nalgene bottle-compatible system.
Volume: 976 cu in/16 liters
Weight: 35 ounces/992g
Torso Length: 15-22 inches
Hydration: 70 ounces/2 liter reservoir
Highlights: thin profile, chair and tram friendly, snowboard compatible, Noosle ski carry system