Backcast Lens:ChromaPop Glass Polarized Blue Mirror The Nunchucks turn your playlist

The Nunchucks turn your playlist into a private concert

-Smith MAG™ interchangeable system

Lightweight carbon fiber shell construction

the lenses have been updated to feature our crystal clear

Removable Snapfit SL2 ear pads add warmth and are audio-chip compatible

Backcast Lens:ChromaPop Glass Polarized Blue Mirror The Nunchucks turn your playlistThe Smith Backcast sunglasses balance the glare cutting polarized tech you need on the water with a look that fits everyday wear. Details like leash compatible temples and a modest wrap elevate performance on and off the water. Product Details Vision ChromaPop polarized lenses cut glare and enhance color and contrast ChromaPop Glass polarized lenses cut glare and enhance color and contrast, and are highly scratch resistant ChromaPop Glass PolarChromic