Oura Ring 4 Stealth

Introducing Oura Ring 4: the latest evolution of the revolutionary smart ring. Oura Ring 4 brings you closer to what matters most – your health. The updated all-titanium design is powered by Smart Sensing, a new sensing platform that doesn’t just measure your biometrics, it adapts to you, providing insights into over 50 biometrics including sleep, readiness, activity, heart health, stress and women’s health. Oura Ring comfortably monitors your health, with up to 8 days of battery life.