A scaled-down version of its big brother, the X1s features unmatched peripheral vision due to the patented Frameless Design and premium injection molded spherical lens. The X1s offers premium performance features, seamless helmet integration, and expanded line of Lumalens color optimized lenses. Throw in the stronger Super Anti-Fog coating, armored venting and 100 percent UV Protection and you've got one heck of a goggle.