Oura ring 4 silver 12

Oura Ring 4, Silver, size 12. Brand new, box still sealed. WHAT IT IS Smart ring: sleep, heart rate and HRV, activity, stress, recovery. SPECS • Titanium • Water resistant to 100 m • Battery up to 8 days • Charger included CONDITION • New, sealed • Never activated, you set it up on your own account • Oura membership paid separately SIZE Size 12. I have the Oura Ring 4 Size Kit, you can try the fit before buying, Oura recommends wearing it for 24 hours.