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.
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-Light to Partly Cloudy/Sunny Conditions (VLT S0 to S2)
- Photochromatic Clear to Light Rose HCS Tint – Night or Low-Light to Overcast Conditions (VLT S0 to S1)
- Photochromatic Yellow to Amber Tint Night or Low-Light to Partly Cloudy/Sunny Conditions (VLT S0 to S1)
- El Dorado Mirror Sunset Tint – Partly Cloudy/Sunny Conditions (VLT S2)
- Hi Vis Mirror Light Yellow HCS Tint – Overcast, Low-Light Conditions (VLT S1)
- Light Rose HCS Tint – Overcast, Low-Light Conditions (VLT S1)
- Orange Mirror Light Rose HCS Tint – Overcast, Low-Light Conditions (VLT S1)
- Photochromatic Polarized Smoke Tint – Partly Cloudy/Sunny to Bright & Sunny Conditions (VLT S2 to S3)
- Polarized Smoke Tint – Bright & Sunny Conditions (VLT S3)
- Polarized Yellow Tint – Overcast, Low-Light Conditions (VLT S1)
- Raspberry Mirror Light Smoke Tint – Overcast, Low-Light Conditions (VLT S1)
- Red Mirror Smoke Tint – Bright & Sunny Conditions (VLT S3)
- Revo Mirror Smoke Tint – Partly Sunny Conditions (VLT S2)
- Yellow HCS Tint – Night or Low-Light Conditions (VLT S0)
509 University
- Learn How to Change the Lens here
Photochromatic Lens Technology
Polarized Lens Technology
HCS Lens Technology
Mirror Lens Technology
