Material: 316L Stainless Steel, Water/Oil Proof
Finishing: Brushed
Width: 8MM
Color: Black Silver Gold
Available size: 7 8 9 10 11 12 13 14 15, and half sizes
Delivery time: 15-20 days.
| Sizes | Inside Diameter | Inside Circumference | |||
| US & Canada | UK & Australia | MM | Inches | MM | Inches |
| 5 | J 1/2 | 15.7 | 0.618 | 49.32 | 1.94 |
| 6 | M | 16.51 | 0.65 | 51.87 | 2.04 |
| 7 | O | 17.35 | 0.683 | 54.51 | 2.15 |
| 8 | Q | 18.19 | 0.716 | 57.15 | 2.25 |
| 9 | R 3/4 | 18.89 | 0.748 | 59.34 | 2.35 |
| 10 | T 1/2 | 19.84 | 0.781 | 62.33 | 2.45 |
| 11 | V 1/2 | 20.68 | 0.814 | 64.97 | 2.56 |
| 12 | Y | 21.49 | 0.846 | 67.51 | 2.66 |
| 13 | Z+1 | 22.4 | 0.882 | 70.3 | 2.77 |
| 14 | Z+3 | 23 | 0.906 | 72.3 | 2.85 |
| 15 | Z+5 | 23.8 | 0.938 | 74.8 | 2.95 |