1. Material: metal
2. Comfortable to wear
3. Inner circle lettering
4. Bright color
5. Treatment process: electroplating
6. No fading, no rust
7. Unit weight: 0.01kg
8. Size: No. 6: circumference 52mm, diameter 16.5mm, No. 7: circumference 54.5mm, diameter 17.3mm, No. 8: circumference 57.2mm, diameter 18.2mm, No. 9: circumference 59.8mm, diameter 19mm, No. 10 : circumference 62.2mm, diameter 19.8mm, size 11: circumference 64.8mm, diameter 20.6mm, size 12: circumference 67.2mm, diameter 21.4mm, size 13: circumference 70mm, diameter 22.33mm
