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Here's my personal heiarchy; Camelbak-style bladder (I prefer Platypus), tuck the nozzel into my shirt and blow water back into the reservoir between drinks. Above, but start with warm/hot water...
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Here's my personal heiarchy; Camelbak-style bladder (I prefer Platypus), tuck the nozzel into my shirt and blow water back into the reservoir between drinks. Above, but start with warm/hot water...