The best value in riding goggles for mountain biking. Designed specifically for mountain bikers, the MTB Main Goggles are designed to be worn with both full-face and 3/4 shell helmets. Ounce-for-ounce, they are the best value on the market, and feature our Variable Lens System (VLS™). VLS™ makes your goggles compatible with both standard lenses (stock) and injection moulded lenses (sold separately) within the same frame. With an expansive viewport, triple-layer foam, and tear-off functionality, they are a heavy hitter and light on the wallet. MTB-specific eyewear solution, designed to be worn with traditional full-face and 3/4 shell helmets. All-new design offers best-in-class viewport for unparalleled vision. Variable Lens System (VLS™) design allows the transfer of standard and injection moulded lenses in the same frame. Triple-layer face foam with fleece liner. Lexan® lens offers UV protection. Strap-mounted third tear-off post. Non-slip silicone strap. Microfiber goggle bag included. Clear Lexan lens.