black disposable face mask 50 pcs black face masks 3 ply protection masks borje 3 layers of material-it's made of 3 layers of high-quality non-woven fabric; it has a stronger filtering effect and breathable masks<br>disposable masks for protection are using for personal protection<br>50 pieces. general face use mask. not for medical use. these masks should be disposed of after each use<br>adult face masks are suitable for office, home, salon, cycling, grocery store and all the indoor and outdoor activities. it’s a best safety mask to wear it when you travel through congested airports, bus terminals, malls, party and busy city streets<br>keep you from dust, haze, smoke, automobile exhaust, etc.