Product Features:Standard size replacement lens for helmets requiring a 4-1/2 inch (114.3 millimeters) x 5-1/4 inch (133.35 millimeters) lensFits Forney Industries ITEM#s 55647, Patriot, 55669, Finish Line, 55672, Bandit III, 55673, Bandit II, 55684, Titan and 55686, Super Slim welding helmetsMeets American National Standards Institute (ANSI) Z87.1 safety standardsHigh quality materialOffers superior protection from dust, weld spatter and impact