Fixed Shade, Passive Welding Helmet. Includes ratcheting-type headgear, 5-1/4" (133.35mm) x 4-1/2" (114.3mm) heat treated #10 shade lens, and clear glass protective lens. Lightweight, tough and durable welding helmet. Good choice for do-it-yourselfer. UV/IR protection. Meets ANSI Z87.1 Safety Standards. Forney 55674 is replacement ratcheting-type headgear.