Oura Ring 4 - Silver - Size 8 - Smart Ring - Size First with Oura Ring 4 Sizing Kit - Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Up to 8 Days of Battery Life Details
Summary
The Oura Ring 4 is a smart ring that tracks your sleep, heart rate, and fitness to help improve your health.
Who For
A health-conscious individual who wants to monitor their sleep and activity levels.
$289.00 (eBay)
$349.00 (Amazon)