COROS Pace 4 - Black - Nylon Band Whey Protein Replacement Large Coros Heart Rate

Replacement Large Coros Heart Rate Monitor Band

Created for athletes looking for performance

The patented design allows you to carry enough fuel to go the distance without compromising on performance

Blue replacement ring for Quad Lock MAG Cases

COROS Pace 4 - Black - Nylon Band Whey Protein Replacement Large Coros Heart RateCreated for athletes looking for performance, speed, and simplicity, COROS PACE 4 combines ultralight engineering, long battery life, advanced training tools, and increased accuracy to help everyone from elite racers to first timers discover their potential. Built in mic to record training logs and notes, or to save quick notes mid run. 32 grams of ultralight engineering with the nylon band for all day comfort, and only 40 grams with the silicone