The pick

Polar H10 Heart Rate Monitor Chest Strap
The accuracy reference, worn on the chest.
View productFrom a chest strap built for heart-rate accuracy to the slim bands you forget you are wearing, the trackers worth your wrist right now.
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The pick

The accuracy reference, worn on the chest.
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Slim, all-day, easy to forget you are wearing it.
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The friendliest on-ramp to tracking.
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The step up when the starter band feels small.
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