- Find your perfect fit for the Ultrahuman smart rings with this sizing kit- A properly fitted ring gives you the best data accuracy and comfort- You can test out 10 ring sizes from 5 to 14
ULTRAHUMAN Ring Air - Space Silver, Size 8, Silver/Grey
ULTRAHUMAN Ring Air - Raw Titanium, Size 11, Silver/Grey
ULTRAHUMAN Ring Air - Aster Black, Size 9, Black
ULTRAHUMAN Ring Air - Bionic Gold, Size 10, Gold
ULTRAHUMAN Ring Air - Bionic Gold, Size 7, Gold
ULTRAHUMAN Ring Air - Bionic Gold, Size 9, Gold
