Meet your new ideal sporting companion: the Dopper Sport Cap. Helping you achieve both your health and sustainability goals, by turning your Dopper bottle into the perfect sports water bottle. Keeping single-use water bottles out of your sport and out of our oceans. Whether you are mountain biking through bright green woodlands, or taking to the foaming waves with a surfboard; the grey sport cap is your wingman. More into yoga? The Arctic Grey sport cap on a Blue Lagoon bottle will definitely match with your chakra.