Available in every weather-specific tint imaginable, the 509 Sinister X5 Lens makes it easy to fine-tune the performance of our bestselling Sinister X5 Goggle. Change-outs are easy thanks to the Fast Lens Loading System, and like all 509 lenses, the X5 lens features industry-leading optics for the ultimate in anti-fog and anti-scratch performance coatings.
- Fog free lens technology
- Improved visibility
- 4 Vents for typical riding conditions