Oura Ring 4 Smart Ring Size 9 Titanium Health Fitness Sleep Tracker New in Box

Oura Ring 4 Size 9 – New in Box The Oura Ring 4 is a premium smart ring built for advanced health and wellness tracking. Made from lightweight titanium and water-resistant up to 100 meters, it delivers powerful insights while staying sleek and comfortable. Features: • Tracks 50+ health metrics • Advanced sleep, activity, stress, heart rate & readiness tracking • LED sensors for SpO2 and heart rate • Digital temperature sensor & 3D accelerometer • Supports 40+ apps • Daily workout memory • GPS via connected smartphone • Titanium construction • Water-resistant to 100m Condition: Brand New in Box