Oura Gen3 smartring in Heritage style and silver color (size 10). Purchased in May 2023, and worn from May 2023 to February 2024 The ring will come in its original box and will include the charging dock and the unused charging cord. The ring has some scuffs but nothing deep (unfortunately inevitable with use). Features: Sleep Insights Heart Rate Monitoring Activity Tracking Illness and Stress Monitoring Cycle Tracking Blood Oxygen Sensing