The "Category - CAT" number determines the light transmission rate (light transmittance) in the visible range. How well and clearly you can perceive your surroundings depends primarily on the lens you choose.
Replacement Lens VOLT
The VOLT offers flexibility and versatility with different replacement lenses and filter categories. There are a total of 6 colors to choose from. The simple and easy technology allows you to change the lenses of your sports glasses quickly and easily.
The black lens (CAT. 4) is polarized and consists of a THC material. It blocks dangerous UVA and UVB rays and offers excellent protection for your eyes when exposed to high levels of radiation.
The lenses with the filter categories CAT. 0 to CAT. 3 are made of the material polycarbonate and offer UV400 protection. With the Nano HD coating you can see contrasts in all lighting conditions and repel water drops on the lens.
Make your sports glasses your perfect companion for all outdoor sports such as cycling, running and ski tours. Enjoy the ultimate flexibility and adaptability.
⚡️ Learn more about the different glasses and their properties in the table.
Lens color |
Light Transmission (VLT) |
Category |
Suitable for |
Clear Lens (non-polarized) |
90% VLT |
Category 0 |
Suitable for cloudy and rainy days with dark lighting conditions. |
Purple-Green Lens (Non-Polarized) |
53% VLT |
Category 1 |
Suitable for trails in the forest with lots of shade. |
Orange Lens (non-polarized) |
53% VLT |
Category 1 |
Suitable for foggy or heavily overcast lighting conditions. |
Red Lens (non-polarized) |
23% VLT |
Category 2 |
Suitable for changing conditions. |
Blue Lens (non-polarized) |
16% VLT |
Category 3 |
Suitable for bright light conditions. |
Black Lens (polarized) |
6% VLT |
Category 4 |
Suitable for bright sunshine. |
Free shipping from 100€ (AT/DE), or from 150€ (EU).