3M™ Maintenance Free Reusable Respirator Half Mask, FFABEK1P3 R D Filters, 4279+

3M™ Maintenance Free Reusable Respirators 4000+ Series are a range of simple and ready-to-use half masks with integrated filters. An enhanced valve assembly helps to reduce exhalation breathing resistance, and the close-fitting, non-silicone, textured face seal is soft and comfortable to wear. Packaged in a resealable bag for hygienic storage and transportation.