Coros Heart Rate Monitor Size:ALL with or without a helmet

with or without a helmet

school and easy-going outdoor activities

shopping etc

dries fast and offers excellent flexibilitySolution-dyed

Hem adjusts by pulling cord in handwarmer pockets and releases with cord locks at front hem

Coros Heart Rate Monitor Size:ALL with or without a helmetCOROS HEART TRATE MONITOR, PRECISE DATA, TOTAL COMFORT. Compatible with any Bluetooth heart rate enabled device, the COROS Heart Rate Monitor delivers over 38 hours of continuous accurate heart rate monitoring to track your workouts in distraction free comfort. Features Product detail Comfortable and simpler to wear than a chest strap. Easy to adjust the fit and remove the sensor for quick cleaning. Our latest multi channel optical sensor for precise