Smith Lowdown 2 SunglassThe thing about classics is they slip across decades. The Lowdown 2 sunglasses could be from this season, next season, or 1962. The bio based frames have soft rubber nose pads, so they don't slide down your face when you break a sweat. They come with your choice of crystal clear Carbonic lenses or Smith's color boosting ChromaPop. Vision ChromaPop lenses enhance contrast and natural color to make the details pop Carbonic lenses offer impact resistance