509 SINISTER MX6 FLOW OFFROAD GOGGLE LENSES (2025)

Sinister MX6 Flow Offroad Lenses

See better after tossing in a fresh 509 Sinister MX6 Flow Lens, whether you've got a big scratch or the clouds roll in. This replacement lens fits our Sinister goggle and features high-flow, anti-fog Frogzskin® venting with a super fine mesh that lets in air and keeps dust out, and easily snaps into your existing frame so you can get back out there.

Features

• Fits all Sinister MX6 Goggle frames
• Flow Venting with Frogzskin® Technology allows more air flow reducing inner goggle humidity
• Single Pane Polycarbonate lens with anti-scratch outer coating, and internal anti-fog coating
• Improved tints and contrast improving lens technologies, including HCS, available
• Tear-off lens compatible
• ANSI 7.1 impact resistance tested, OSHA & FDA approved

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 Lens - Night or Low-Light Conditions (VLT S0)
• Smoke Tint - Partly Cloudy/Sunny Conditions (VLT S2)
• Light Yellow HCS Tint - Night or Low-Light Conditions (VLT S0)

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