The Oura Ring 4 is a brand new activity tracker designed for unisex adults. It features a temperature sensor, a heart rate monitor, and a sleep tracker, making it ideal for runners and joggers. The ring is available in silver color with sizes 7 offers a sleek and comfortable design, while providing accurate and detailed data about your workouts and overall health. Powered by English and Spanish language settings, the Oura Ring 4 is a stylish and functional fitness technology companion for your active lifestyle. Elegant silver design.