3M8511 particulate respirator

[Brand]: 3M [Model]: 3M 8511 N95 Specification: 80 / piece 1. Check the mask before each use, make sure it is in good working condition. Check masks all components, including two rope nose clip and fixing nails, broken or missing items should be found immediately discard the mask. 2. The right to wear a mask, after wearing masks, and face masks to check adhesion 3. When the mask is damaged or Hu suction resistance is too large, please discard and replace with new masks masks precautions should be stored in a clean environment to protect against damage, dirt, dust, direct sunlight, high temperatures and harmful chemicals contamination, but also to avoid a mask when stored deformation. Masks can not use the microwave disinfection, can not be cleaned.