OURA Ring 4 - Black, Size 4, Black

Oura Ring sizes are different from standard ring sizes, so it is important to size yourself before you purchase your Oura Ring. With an Oura Ring 4 Sizing Kit purchase from Argos, you will receive a £10 redemption code on the box to use towards your purchase of an Oura Ring 4 at checkout. 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 30 biometrics, including sleep, readiness, activity, heart health, stress and women's health. Oura Ring quietly and comfortably monitors your health, and with up to 8 days of battery life, you can forget it's even on. It adapts to you, providing insights into over 30 biometrics, including sleep, readiness, activity, heart health, stress and women's health. Accuracy wit