You can track important personal details when you wear the Garmin HRM 200 XS-S Heart Rate Monitor. This monitor is designed to fit around the chest, offering heart rate and heart rate variability (HRV) data that can be sent to your devices and viewed through different apps. The water rating allows it to handle rain and sweat. Garmin HRM 200 XS-S Heart Rate Monitor Black, MEDIUMXLG - Bicycle Accessoriesories at Academy Sports