3M Respirator 4277+

• The new, improved exhalation valve reduces breathing resistance during exhalation, minimizes heat and moisture buildup, and thus makes breathing easier, especially in hot and humid work environments
• Lightweight, balanced design
• Ready-to-use and maintenance-free full-face mask with integrated filters
• Soft, skin-friendly, silicone-free face seal
• Comfortable headgear with adjustable headband and easy-to-fasten neck strap
• The centrally positioned exhalation valve allows for effective heat and moisture dissipation, especially in hot and humid work environments
• Available in four versions (protection levels)
• A resealable pouch for hygienic storage and transport is included

3M™ 4000+ Series Maintenance-Free Reusable Respirators are user-friendly, ready-to-use respirators with integrated filter elements. The new, improved exhalation valve reduces breathing resistance during exhalation, and the silicone-free face seal is soft, skin-friendly, and non-allergenic. A resealable pouch for hygienic storage and transport is included in the delivery.