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The 509 Sinister X7 Goggle is the next evolution of our Sinister series. With its quick-change magnetic lens system, wide field-of-view, cylindrical anti-fog lens, and frame shuttered venting for even more airflow, these goggles are ready to handle a wide range of weather and snow conditions.
Key Features
- 5MAG lens retention system (magnetic quick-change lens system)
- Soft goggle frame for unparalleled comfort and fit
- Hard lens frame ensures an optimal fit, and a great sealing with 5MAG Lens Retention System
- OTG, Over The Glasses, compatible
- Shuttered Venting in frame scoop air in or closes off flow
- Easily replace lens for varying conditions → Shop Lenses
- Improved tints, low light, and contrast improving technologies including polarized, HCS, and photochromatic also available
- Removable outriggers
- WARNING for California Residents
Specs
- VLT Conditions:
S0 = 80% to 100% Light Transmission
S1 = 43% to 80% Light Transmission
S2 = 20% to 43% Light Transmission
S3 = 10% to 18% Light Transmission
VLT (Visible Light Transmission) refers to the amount of light that can pass through the goggle lens. - Clear Tint – Night or Low-Light Conditions (VLT S0)
- Photochromatic Clear to Blue Tint – Night or Low-(more...) Read More

Photochromatic Lens Technology

Polarized Lens Technology

HCS Lens Technology
