Oura Ring 4 [Size 13] (Brushed Silver) TemporarilyUnavailable Two XA (extreme aspherical) elements

Two XA (extreme aspherical) elements in an optical design contribute to G Master's high resolution

emerging from the chaos as a stunningly realised piece of work

Aerate & Whip plus one touch Pause function

Piano tracks lurk in the mix

Wearing style: Headband stereo headphones

Oura Ring 4 [Size 13] (Brushed Silver) TemporarilyUnavailable Two XA (extreme aspherical) elementsIntroducing 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