2019 Giant Doublespring 600 Water Bottle in Transparent Red
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Refresh your hydration experience. The DoubleSpring II features Fresh technology—a smooth antimicrobial coating, and a new, improved nozzle design to produce 50% greater water flow.
http://www.everndencycles.co.uk/119919/products/2019-giant-doublespring-600-water-bottle-in-transparent-red.aspx