The RingConn Sizing Kit helps you to find the ideal size for your RingConn Gen 2 and Gen 2 Air Smart Ring. With nine different sizes (6-14) in the kit, you can easily find the perfect fit for maximum comfort and optimal functionality. The kit is user-friendly and allows you to try on different sizes to ensure your Smart Ring fits securely and comfortably. This ensures accurate recording of your health data without compromising functionality.