Polar soft strap the Polar soft strap is the most comfortable chest strap for measuring your heart rate. Comprised of soft fabrics covering the adaptive sensor, the strap is extremely sensitive to your heart’s signals, meaning that readings are quick and accurate. Compatible with all Polar heart rate sensors that use the snap attachment method. Size XS-S fits a 20-26 inch chest.
Comfortable chest strap for heart rate measurement
The smart fusion of soft fabrics and adaptive electrodes make it extremely sensitive to your heart’s electrical signals, so the heart rate sensor can pick up heart rate quicker and more accurately
Compatible with all Polar heart rate sensors, utilizing the same snap attachment method