This model of Like "3M 7502" model Half Face piece Reusable Respirator with filter cartridge can be used in laboratories, pharmaceutical factories,industrial and other working environments, which can play a very good protective effect.
1. Advance silicone material for increased comfort and greater durability.
2. Help make breathing easier.
3. Dual-mode head harness adjusts easily for either standard or drop-down mode.
4. Exhalation valve cover directs exhaled breath and moisture downward to reduce fogging.