Maximum fog-free venting meets maximum field of view. Be unstoppable in the 509 Sinister X6 Fuzion Flow Goggle—509's most popular snowmobile goggle ever.
You want more venting? 509's got it. The 509 Sinister X6 Fuzion Flow Goggle maximizes airflow to maintain total fog-free clarity for the most aggressive riders. Venting in both the lens and the frame optimizes airflow to eliminate fogging, while industry-first Fuzion lens technology fuses Super Anti-Fog inner and outer lenses into one optically clear view. Available HCS (High Contrast Spectrum) lens tints (sold separately) let you fine-tune your vision to fit any lighting condition.
• FLOW venting in lens, and in frame
• Fuzion Lens Technology
• HCS (High Contrast Spectrum) technology lens options
• 45mm strap with silicone to hold strap in place
• Removable nose piece