Smith Optics Backcast Matte Black + Chromapop Polarized Black LensesDescription The 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