3M PM2.5 Mask for Smog – 10 Pack

PM2.5 Pollution Mask for beating the smog

• PM2.5 Mask from 3M
• Filtering efficiency ranging 80 percent when tested against 0.3-micron sodium chloride particle
• Fold when not in use and slip easily into the pocket
• AS/NZ approval, P1 class of filtering efficiency, CLI tested
• Pack of 10
• weight: 80 gms
• Three layers of filters
• 3M 9004 is not a N95 mask and it is not a breathing mask used in acid/alkaline/gas particles
• The outermost layer filters out the largest dust particles, the innermost layer preserves the respirator’s shape and the middle layer is composed of electrostatic filter media.