Oura Ring Gen3 Heritage - Silver - Size 11 - Smart Ring - Size First With Oura Ring Gen3 Sizing Kit - Sleep Tracking Wearable - Heart Rate - Fitness

Oura Ring Gen3 Heritage - Black - Size 12 - Smart Ring - Size First With Oura Ring Gen3 Sizing Kit - Sleep Tracking Wearable - Heart Rate - Fitness

SAMSUNG Galaxy Ring, AI Smart Ring, Size First W/Sizing Kit, No App Subscription, Fitness Monitor, Sleep Tracker, Up To 7-Day Battery, Size 6,

Oura Ring Gen3 Horizon - Black - Size 11 - Smart Ring - Size First With Oura Ring Gen3 Sizing Kit - Sleep Tracking Wearable - Heart Rate - Fitness