Oura Ring 4 - Black - Size 9 - Smart Ring. Sized First with Oura Ring 4 Sizing Kit. Features sleep tracking, heart rate monitoring, fitness tracker, and 8 days of battery life. Brand New & Sealed. Free Shipping. What you see is what you'll get. Reasonable offers only. Shipping Days: Monday/Wednesday/Friday. Order Cut off 1:30PM (California Time). Orders past 1:30PM will be carried out NEXT SHIPPING DAY.
| Category | Electronics > Wearables > Fitness Trackers |
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