"Triple-lens, paramilitary eye protection that can be worn over prescription glasses with comfort. It has anti-fog interior acetate lens, tinted middle lens to ward off glare, and scratch and shatter resistant exterior lens." - Jagged Alliance
"These paramilitary eye protectors have triple-lenses: an anti-fog interior acetate lens, a tinted middle lens for reduced glare, and a scratch and shatter resistant exterior lens." - Jagged Alliance 2
For greater than normal daylight levels (a way of simulating desert blindness), sun goggles improve sight range by up to 2 squares. No effect on sight range in normal daylight conditions. The effective range to target is decreased by 10%, providing a mild to-hit bonus. There is no penalty for wearing sun goggles at night.