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 molded 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. In the Box Microfiber goggle bag included Key Features MTB-specific eyewear solution All-new design offers best-in-class viewport Variable Lens System VLS™ design allows the transfer of standard and injection molded lenses Triple-layer face foam with fleece liner Specifications 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 molded 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