Clear 50mm Replacement Lenses for Welding Cup Goggles (1 Pair) Includes 1 Pair of Clear 50mm Welding Goggle Lenses Ultra clear glass lenses; Polished edges around lenses are not sharp Fit perfectly in AES-500 Welding Cup Goggles 2" (50mm) Diameter; 1/8" (2mm) Thickness