Materialthe welding mask is made of high quality polycarbonate, with exquisite craftsmanship, strong light transmission, safety and durability.Content: 10 glasses for welding helmet. The products are in sufficient quantity and reliable quality, which can meet your requirement well. Advantagewelding helmet lens easy to use. Before use, remove the protective film on both sides of the product and place it on the front of the automatic darkening lens to protect the lens. Applicationthe welding mask is very convenient. It is an indispensable spare part for industrial work. It is suitable for electric welding, gas welding, polishing and other work. FeaturesSuperior quality product.Made with high quality materials, durable.Automatic solar photoelectric welding mask with PC protection card.Protective mirror for hydrogen arc welding, electric welding and cuttingThe protective foil is made of flame-retardant and anti-fall polycarbonate (usually called plastic glass).Inside and outside protection sheets are getting smaller and smaller inside and outside. The outer protective foil is mainly used for welding sparks and outer splashes. The internal protective plate mainly blocks dust. Product parametersName: protective board.Color: green.Material: polycarbonate.Content:10 protective boards.Please note:1. The color displayed by the computer screen may be slightly different from the actual color of the item.2. Measurements may vary slightly.