The 3M™ 4000+ Series Maintenance-Free Half-Mask is a series of convenient, ready-to-use masks with integrated filters. A new improved exhalation valve reduces exhalation resistance, and the close-fitting, silicone-free, textured face seal is soft and hypoallergenic. Comes in a resealable bag for hygienic storage and transportation.
- Effective and comfortable protection from the hazards of a range of vapors and (dust) particles
- New improved exhalation valve reduces exhalation resistance so you can breathe easier
- Lightweight, balanced design
- Integrated filters, so ready to use and maintenance-free
- Soft, close-fitting face seal made of textured, hypoallergenic material
- Adjustable head harness and easy-to-attach neck straps.
- Centrally positioned exhalation valve reduces heat and moisture build-up in hot and humid conditions
- Available in four models
- Supplied in a re-sealable bag for hygienic storage and transportation
- Package Contents: 1 half mask