Oura Ring Gen3 Heritage Smart Ring, Size 6, Black Condition:A - Like New Ventilation is optimized through 19

Ventilation is optimized through 19 strategically placed vents

so you can focus on the training itself

your precise heart rate data is always available where you need it most

Included Accessories: Charging cable

Excellent Touch Sensitivity: Maintains original touch experience

Oura Ring Gen3 Heritage Smart Ring, Size 6, Black Condition:A - Like New Ventilation is optimized through 19The Oura Ring Gen3 Heritage is a stylish, precise, and comfortable smart ring that tracks sleep, activity, recovery, and stress using advanced sensor technology, offering up to 7 days of battery life. Oura is the creator of the revolutionary smart ring the Oura Ring and the world class personal health app, the Oura App. Together, the Oura Ring and Oura App provide members with accurate and personalized daily health insights and guidance. The Oura Ring