A smarter way for runners to train
A smarter way for runners to train

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Polar Grit X Review

Polar GRIT X Watch Description The Polar Grit X has a bulkier design than other Polar models, but it does not overdo it. The design gives it more of a Garmin look, compared to the slimmer styles you can usually expect from Polar. This was intentional, as the watch is aimed more at hikers and …

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