Oura Ring 4 [Size 9] (Brushed Silver) NoLongerAvailable All-day activity tracking

All-day activity tracking

Lightweight and compact design is only 38mm tall

from unfathomable depths to retro-futuristic facilities

same commitment to your health

Oura Ring 4 [Size 9] (Brushed Silver) NoLongerAvailable All-day activity trackingIntroducing 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 doesnt just measure your biometrics, it adapts to you, providing insights into over 50 biometrics including sleep, readiness, activity, heart health, stress and womens health. Oura Ring quietly and comfortably monitors your