1 Three or four layers, each layer is made of soft Polypropylene(P. P. ) inner layer, reduce the fiber drops and increase the wearing comfort.2 (CDN4S/CDN4V)High efficient active carbon absorbs nuisance organic acid vapors.3 The filter layer is made of high efficient melt blown web which resists dust and oil-free particle.4 (CDN3V/CDN4V) Exhalation valve reduces hot air buildup and easy breath in hot/humid environments. Suitable to long time wearing.5 Suitable to textile, mining, construction, electronic, food processing, cement, disintegration, agriculture, farm garden, glass, cleaning, etc. Workshops,6 Cool latex-free cloth head strap for comfortable wearing.
1 ce 0194:2001En149 ffp12 three or four layers, each layer is made of soft polypropylene(p. P. ) inner layer, reduce the fiber drops and increase the wearing comfort.3 (cdc4s/cdc4v)high efficient acti
1 Smooth surface.2 Three or four layers, each layer is made of soft Polypropylene(P. P. ) inner layer, reduce the fiber drops and increase the wearing comfort.3 (CDD4S/CDD4V)High efficient active carb
1 CE 0194:2001EN149 FFP12 Three or four layers, each layer is made of soft Polypropylene(P. P. ) inner layer, reduce the fiber drops and increase the wearing comfort.3 (CDC4S/CDC4V)High efficient acti
1 smooth surface.2 ce en149 ffp13 three or four layers, each layer is made of soft polypropylene(p. P. ) inner layer, reduce the fiber drops and increase the wearing comfort.4 (cdd4s/cdd4v)high effici
1 Smooth surface.2 Three or four layers, each layer is made of soft Polypropylene(P. P. ) inner layer, reduce the fiber drops and increase the wearing comfort.3 (CDP4S/CDP4V)High efficient active carb
1 Three or four layers, each layer is made of soft Polypropylene(P. P. ) inner layer, reduce the fiber drops and increase the wearing comfort.2 (CDFS/CDF4V)High efficient active carbon absorbs nuisanc
1, CE0194 FFP2EN149:20012, Three or four layers, each layer is made of soft Polypropylene(P. P. ) inner layer, reduce the fiber drops and increase the wearing comfort.3, (CFY4S/CFY4V)High efficient ac
Inner layer is made of soft Polypropylene (P. P. ), which reduces the fiber drops and increases the wearing comfort.The filter layer is made of high efficient melt blown web, which resists dust and oi