SunShift Sunglasses: Photochromic Technology Z87

Matte Black Frame - Photochromic PC Lens, Anti-Fog, Oleophobic Variable VLT - Low to Bright Light - (87% - 12%) Light Transmission The SunShift Photochromic sunglasses is functional, ultra-lightweight (weighing only 1oz!), and suitable for the shooting range or other outdoor sports. Our lens are treated with FogGuard Pro(TM), a proprietary lens coating to reduce and prevent lens fogging during steamy range days. Oleophobic coating to reduces fingerprint and smudges, keeping your field of view clear, your mind focused. Adaptive Light Technology (ALT) transitions the lens from clear when indoors to a grey tint when you&';re outdoors. This is the only pair you&';ll need in and out of the range. Note: The lenses darken only when exposed to ultraviolet (UV) light. They will not transition under indoor lighting or in vehicles with UV-treated windows.