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Geigerrig Rig 500 review

23rd March 2012 | views | 0 comments

The big talking point about the new range of Geigerrig hydration bladders is that they use a pressurised system. As well as the normal tube that transports water from the bladder to your mouth, there’s a second tube that ends in a ‘power bulb’ which you squeeze to push air into the reservoir…