Specifications: This mask is completely equivalent to 6800 comprehensive protection function, can use filter cotton. Large lens for wide field of view. Recommended applications: assembly and machin more→ery, chemical cleaning, chemical treatment, chemical splashing, debris, chisels, cleaning, furnace operation, grinding, laboratory, machining, painting, pouring/casting, sanding, sawing, UV protection, welding. Recommended industries: agriculture, automotive, chemicals, construction, general manufacturing, mining, oil and gas, pharmaceuticals, major metals, transportation. Item Name: Full Face Gas Mask Material: Silicone Body + Polycarbonate Window Features: Full Face Protective, Large Lens,