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- Short Description
- Quick release lens change system
- Includes bright light and low light performance mirror lenses
- Spherical carbonic-x lens
- 5X anti-fog inner lens
- TLT lens technology for crystal clear vision
- Brand Name
- Smith Optics
- Size Name
- Sport Type
The I/O's intuitive quick release lens change system is tried and true, so you can switch lenses and stay out in the most demanding conditions. The spherical lens has 5X anti-fog, Smith's highest level of anti-fog technology, and TLT Optics for crystal clear vision. The I/O was the original goggle to solve the problem of what to do when changing light and weather demanded different lenses.