Free US Shipping
We offer Free Shipping on all orders over $99 within the US. During select promotions & holidays we will offer Free Shipping on all orders within the US.
Easy Returns
We have a very easy 30-day Return Policy! Please submit a Customer Support Ticket to get a Return Authorization so we can process your return or exchange.
1–3 Year & Lifetime Warranty*
We stand behind our products – with a 3 year warranty for goggles, 1 year on lenses, and a lifetime for sunglasses.
100% Secure Checkout
At 509 we use the best SSL certificate and the most trusted payment processors provided by Shopify Payments.
Fabricated for the demanding conditions of everything from slow, technical riding to long endurance races, the 509 Sinister MX6 Fuzion Flow Goggle has been made for the most extreme riders doing the most extreme riding. High-flow Frogzskin® venting—a super fine mesh that lets air in but keeps dust out—has been combined with our fog-free Fuzion lens technology to create an incomparable goggle to anything else around.
Key Features
- Fuzion Lens Technology
- Flow Venting with Frogzskin® Technology allows more air flow reducing inner goggle humidity
- Improved tints, low light, and contrast improving lens technologies including polarized, HCS, and photochromatic available
- Easily replace lens for varying conditions → Shop Lenses
- ANSI 7.1 impact resistance tested, OSHA & FDA approved
- Removable outriggers with latch system for quick lens change
- Tear-off lens compatible → Shop Laminated Tear Off Refills
- Removable nose piece
- 45mm strap with silicone to hold strap in place
- Contoured triple layer foam
- 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 Lens - Night or Low-Light Conditions (VLT S0)
- El Dorado Mirror Sunset Tint - Partly Cloudy/Sunny Conditions (VLT S2)
- Photochromatic Clear to Light Rose HCS Tint - Night or Low-Light to Overcast Conditions (VLT S0 to S1)
- Fire Mirror Light Rose HCS Tint - Overcast, Low-Light Conditions (VLT S1)
- Chrome Mirror/ Clear Tint - Partly Cloudy/Sunny Conditions (VLT S2)
- Photochromatic Clear to Blue Tint - Night or Low-Light Conditions to Partly Cloudy/Sunny Conditions (VLT S0 to S2)
- Light Yellow HCS Tint - Night or Low-Light Conditions (VLT S0)
- Sapphire Mirror Smoke Tint - Bright and Sunny Conditions (VLT S3)
- Revo Mirror Blue Tint - Party Cloudy/Sunny Conditions (VLT S2)
- Photochromatic Clear to Smoke Tint - Night or Low-Light to Bright and Sunny Conditions (VLT S0 to S3)
- Chrome Mirror Light Amber HCS Tint - Partly Cloudy/Sunny Conditions (VLT S2)
Get the Race 5 Look
