3M 8511 N95 General Use Respirator Face Mask is made to provide comfortable and reliable worker protection against particulate substances, hazardous materials, and chemicals. The face mask is capable of blocking all sorts of particulates and impurities. It has got the padded design and lightweight construction, therefore, the mask provides utmost comfort to the workers throughout the day. 3M 8511 N95 General Use Respirator Face Mask is cost-effective and reliable.