- Material: Polyester
- Style 1: Battery version.
- Style 2: USB charge version.
- Package:opp bag
| size | width (cm) |
Adjustment range (cm) |
|---|---|---|
| XS | 2 | 28-36 |
| S | 2.5 | 30-38 |
| M | 2.5 | 38-48 |
| L | 2.5 | 48-58 |
| XL | 2.5 | 52-68 |

| size | width (cm) |
Adjustment range (cm) |
|---|---|---|
| XS | 2 | 28-36 |
| S | 2.5 | 30-38 |
| M | 2.5 | 38-48 |
| L | 2.5 | 48-58 |
| XL | 2.5 | 52-68 |