Dye Lens Lens i4 / i5 Thermal Smoke.

The thermo-reinforced lens of the DYE i4 mask lens offers 100% UV-A, UV-B, UVC protection and has been optically corrected for exceptional clarity. The glasses are coated with 4D. This increases the anti-fog and anti-scratch protection for more performance and longevity. The selected lenses feature a Dyetanium ™ coating to reduce distortion and ensure balanced light transmission.