COROS Heart Rate Monitor M Skyflow this shoe's got stability written

this shoe's got stability written all over it

with minor improvements that make a noticeable difference in comfort and fit

An adjustable bungee waist helps tailor the fit while keeping unwanted elements out

It mixes a lofty bed of PWRRUN cushioning with propulsive SPEEDROLL Technology

featuring FOUR BEAUTIFUL NEW PARKS

COROS Heart Rate Monitor M Skyflow this shoe's got stability writtenComfortable 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 measurement. Up to 3 simultaneous connections with Bluetooth enabled devices. Wear detection allows for automatic device pairing for new workouts. 38 hours of full operation or 80 days in standby mode on a single charge. Rechargeable with a magnetic USB charging cable.