◆ Three or four layers, each layer is made of soft Polypropylene(P.P.) inner layer, reduce the fiber drops and increase the wearing comfort.
◆ (CFY4S / CFY4V)High efficient active carbon absorbs nuisance organic acid vapors.
◆ The filter layer is made of high efficient melt blown web which resists dust and oil-free particle.
◆ (CFY3V / CFY4V) Exhalation valve reduces hot air buildup and easy breath in hot/humid environments. Suitable to long time wearing.
◆ Suitable to textile, mining, construction, electronic, food processing, cement, disintegration, agriculture, farm garden, glass, cleaning, etc. workshops,
◆Cool latex-free cloth head strap for comfortable wearing.