Polar Grit X is the endurance watch for those that own the trails

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Polar has unveiled its most advanced sports watch to date – the powerful Polar Grit X, which is aimed at ultrarunners and outdoors enthusiasts. The Polar Grit X GPS running watch takes aim at the Garmin Fenix 6 and Suunto 9, with promises of long battery life and a new focus on performance, nutrition and…



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