Durable, double-welded reservoir seams

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Hands-free water pressure valve

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Insulated water tube cover keeps water from freezing in cold weather

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Reservoir opening accepts water filters

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Hydration Packs and Bottles

n; Hands-free water pressure valve.; Insulated water tube cover keeps water from freezing in cold weather.; Durable, double-welded reservoir seams.; Reservoir opening accepts water filters.; Weight: 0.8 lbs.Body Dimensions: 16.5" x 9.1" x 0.8"