The Oura Ring 5 in Silver , size 6, is a smart ring health tracker that provides accurate tracking of heart rate and distance. Made of titanium, it features a 2.4X external display with a resolution of 240 x 240, making it suitable for both indoor and outdoor activities. With a battery life of up to 7 days and compatibility with iOS and Android operating systems, this ring offers a convenient and stylish way to monitor your fitness goals. Additionally, it includes features such as a sleep tracker and an accelerometer sensor, ideal for those interested in running and jogging.