The Polaris Aquanought Waterproof hip pack is reviewed as part of our Kit Essentials grouptest from Issue 143 of Singletrack World Price: £47.99Capacity: 3LBladder: NoFrom: Polaris, polaris-bikewear.co.ukColours: Black & GreenIf you’re like me, you’re a middle-aged mountain biker living in the UK who has tried the whole stash-things-on-your-frame Enduro-a-go-go approach to carrying spares. It’s all well and good until you’re halfway into autumn and you go to use your spares only to find that they seized up beyond usefulness. And you have to walk home. Dang. Truth be told, if you’re a committed enough all-weather-any-weather Brit rider, a lot of...