Boomtown Lens:ChromaPop Polarized Blue Mirror The UV and visible light

The UV and visible light activated Glacier Photochromic lens is less temperature sensitive than a traditional photochromic lens with a light transmission range from 45% to 7% that adapts dynamically to variations in light

Replacement lens for the Smith Optics RHYTHM MTB Goggles

Includes two lenses: ChromaPop Sun Red Mirror (installed) and bonus ChromaPop Storm Yellow Flash for low light conditions

or secondary clear lens

The reusable micro-screen seals out dirt and debris while still letting air flow for a clear view of the trail ahead

Boomtown Lens:ChromaPop Polarized Blue Mirror The UV and visible lightDescription Beach, boat, town, or trail, the Smith Boomtown sunglasses let you roll between routine and adventure with the coverage you need and style that never looks out of place. A slightly wrapped frame plus a full coverage ChromaPop shield lens are all about pursuing your thrill. A comfortable, all day fit and subtle shape make the Boomtown your quiver of one sunglasses for living the good life. Product Details Vision ChromaPop polarized lenses