Welding helmet 3MTM SpeedglasTM 9000 offers superior protection at an affordable price for both apprentices and workers. Its low-width polyamide nylon structure is heat resistant and chemical agents, extremely durable and ideal for working in tight spaces. Helmet weight (without lens): 306 g/10,8 oz completely adjustable, ratchet system. The optional helmet adapter is specially designed for welders working in areas where there are dangers related to suspended objects. The self-obscure lens 3MTM SpeedglasTM 9002NC offers advanced precision optics, natural colors and large display window sizes. The adjustable switching time between dark and light offers additional customization based on the application.