Smith I/O Blackout

Smith IO Blackout The all new IO combines a wider field of view, innovative Responsive Fit frame design, and updated looks. All while using your same proven lens. The spherical lens has 5X anti fog, Smiths highest level of anti fog technology, and TLT optics for crystal clear vision. The original IO was the first goggle to solve the problem of what to do when changing light and weather demanded different lenses. The new IO continues that legacy of uncompromising performance.