OURA Ring 4 - Silver - Size 7 - Smart Ring | Size First Ring 4 Sizing Kit | Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Up to 8 Days Battery Life

Get to know your body better with the Oura Ring 4. It's got discreet sensors that track your sleep, readiness, and daily activity. With an Oura Membership (sold separately), you can access features like in-depth sleep analysis, personalised health insights, and live heart rate monitoring. Whether you're cleaning the house or hitting the elliptical at the gym, it automatically detects your activity and gives you credits. Plus, the daily Readiness Score helps you decide when to push yourself or take it ... - Manufacturers part number: 631733