| 21BT 9 KN CE Frame marking EN166 3 4 9 BT CE |
| Adjustable strap |
| Anti fog |
| Anti scratch |
| Anti-scratch/Anti-fog Lens marking 2C-1 |
| Can be worn over prescription spectacles |
| Excellent field of view |
| Tested and approved to EN 166 1BT 39 CE |
| The "toric" optical class 1 polycarbonate anti scratch and anti fog lens provides an excellent field of view |
| The "toric" optical class 1 polycarbonate lens |
| Ultra-flexible TPV housing |
| Ultra-flexible TPV housing and wide fully adjustable neoprene strap guarantees the wearer optimum levels of fit and comfort |
| Ventilated |
| Wide fully adjustable neoprene strap guarantees the wearer optimum levels of fit and comfort |