The TIAZUUX Smart Ring is available in a complete range of sizes from US 6 to 13. To ensure the comfort and data accuracy of the smart ring, it should fit closely against the skin without spinning. 【Choose Your Wearing Finger】The TIAZUUX Smart Ring can be worn on any finger of either hand.
Smart Ring Sizing Kit – 8 Sizes (6-13) for Men & Women – Accurate…
Through precise, personalized sleep analysis, it optimizes your rest and recovery. Enjoy all the basic standard features of the TIAZUUX Smart Ring without a subscription, including sleep, activity, stress, heart rate, and heart rate variability.