Description: 【Material】This full face respirator mask utilizes premium quality silicone material,soft,durable and easy to clean;High-efficiency activated carbon, large amount of suction and low resistance;The lens meets the EU ECE2205 standard, guarantees the perspective ratio, permanent anti-fog and external anti-friction. 【Application】Full face respirator mask is suitable for painting, welding, agricultural operations, polishing, laboratory, petroleum, mining and epidemic prevention and so on.Kindly Note: If you receive defective filters, or any other problems with mask, please feel free to contact us. We could send you one new for replacement. .