NFC Smart Ring – Black & White

A wearable ring with NFC functionality in a simple black or white design. Select your preferred size.

Ring circumference guide (supplier-listed): Size 7: 54 mm; 8: 57.1 mm; 9: 60 mm; 10: 62.8 mm; 11: 66 mm; 12: 70 mm.

Check NFC compatibility and supported features before purchasing. This listing does not establish health-tracking or payment functionality.