1.earloop/tie-on 2.activated carbon mask 3.2-ply, 3-ply, 4-ply 4.excellent service 5.high quality Any of the following types of masks is available:disposable carbon face mask, non woven carbon face mask, active carbon respirator, disposable activated carbon mask, carbon filter surgical mask, active carbon filter mask, active carbon face mask, nonwoven active carbon face mask, non woven active ...
