Fox Racing Main Hello Future GogglesOunce-for-ounce, the Main Goggles are the best value on the market and feature a 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 on the dirt while being light on the wallet.Features: All new design offers a best-in-class view port 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 Lexanlens offers UV protection Strap mounted third tear-off post Non-slip silicone strap Microfiber goggle bag included Mirror Lexan lens 51% TPU, 11% polycarbonate, 38% nylon