Garmin HRM 200 Heart Rate Monitor, XSS

Comfortable strap is available in two sizes (XS–S and M–XL) for the most ideal fit for your body type. Up to 1 year of battery life with a user-replaceable battery.

WHOOP Peak 12 Month Membership 24/7 Activity and Sleep Tracker, Personalized…

The most advanced health and performance wearable is here. Maintain your best health with advanced insights on WHOOP Life. Screenless, Distraction-Free – No screen, no buzzing notifications. Simple Integrations – WHOOP connects with Apple Health, Google Health Connect, Strava, and TrainingPeaks, bringing all your workouts and health data into the app for more accurate insights.