The Geigerrig Rig 1600 Hydration Pack is a super easy and convenient to keep hydrated when you’re on the go. TheGeigerrig 100oz Hydration System has quick-release valves for drinking tube and pressurization tube for easy refill and bladder removal from your hydration pack. iPod-ready compartment w/waterproof zipper garage. With a terraced overylay for adjustable tube configuration and power bulb configuration, it’s super comfortable and easy to use. There’s an integrated chest strap and Eco Rig Back Pads and Air Drive Ventilation. The Geigerrig Rig 1600 100oz Hydration Packcan handle just about anything you throw at it.