Experience superb color contrast and clarity through the green lenses of these Ray-Ban Clubmaster sunglasses. These sunglasses absorb 85% of visible light and block blue light, bringing the spectrum of the natural world into sharp relief. They are equally effective in sunny and cloudy conditions. These light yet durable acetate frames fit comfortably on the nose and face. Originally developed in 1937 for military use, Clubmaster sunglasses reduce eye strain and eliminate glare.