Track your health, fitness, and wellbeing with the Oura Ring 4 Smart Ring in Stealth finish. Designed for comfortable everyday wear, this advanced smart ring provides detailed insights into sleep, activity, recovery, and heart health without the need for a traditional smartwatch. Featuring advanced sensor technology, the Oura Ring 4 continuously monitors key health metrics including heart rate, sleep patterns, activity levels, and recovery indicators. With up to 8 days of battery life, it is designed to support continuous tracking while maintaining a sleek and lightweight design. The Oura Ring 4 is compatible with both iOS and Android devices, allowing you to view your personalised health insights through the Oura app. The Stealth finish offers a premium, discreet look suitable for everyday use, workouts, and sleep tracking. Please note: This model is a non-standard fit. A sizing kit is recommended to ensure the correct ring size before purchase.