Smith Backcast SunglassesMatte Flint / Tarmac Tortoise One Size. Details like leash-compatible temples and a modest wrap elevate performance on and off the water. Specifications for Smith Backcast Sunglasses: Manufacturer: Smith Age Group: Adults Features of Smith Backcast Sunglasses 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 lenses combine the glare-free benefits of advanced polarization with UV-sensitive tint-adjusting technology that adapts to changing light conditions; Smudge and moisture-resistant coatings for easy cleaning and clear optics Package Contents: Smith Backcast Sunglasses Microfiber pouch Smith branded hard case (glass lens colorways only) Smith 207811U1F614J: Backcast SunglassesMatte Flint / Tarmac Tortoise One Size