ESS Profile Series Replacement Lens Lens Color:Hi-Def Yellow and lightweight frame

and lightweight frame

Filters out noxious blue light

CR-39 POLARIZED lens for the best in optical clarity

Temple Length: Adjustable strap

Amber H2X anti-fog lenses

ESS Profile Series Replacement Lens Lens Color:Hi-Def Yellow and lightweight frameESS Profile lenses are 2. 8mm of thick polycarbonate tough enough to stop a shotgun blast and pass the rigorous US Military . 22 caliber ballistic impact test MIL V 43511C. Independent test labs show that ESS lenses have V50 impact ratings of up to 727 fps. Lens Colors: Clear General purpose tint for maximum visibility. Smoke Gray Provides protection from glare and high levels of visible light and ultraviolet radiation without distorting color