Product
Main functions and benefits
Product specifications
| Model | In Dia | Out Dia | Color |
| BAN-18G | 0.84 | 1.27 | Green |
| BAN-20G | 0.6 | 1.91 | Pink |
| BAN-21G | 0.51 | 1.82 | Lavender |
| BAN-22G | 0.41 | 1.72 | Blue |
| BAN-23G | 0.34 | 1.64 | Orange |
| BAN-25G | 0.26 | 0.51 | Red |
| BAN-27G | 0.21 | 0.41 | White |