disposable protection anti pollution black fashion comfortable biodegradable 4 layer PP nonwoven active carbon fabric mouth maskProduct namedisposable protection anti pollution black fashion comfortable biodegradable 4 layer PP nonwoven active carbon fabric mouth maskShapeFlat pleated sheetlayer4Size17.5 x 9.5cm for adult,14.5x9.5cm,12x9cm for childrenLoopEar loopNose wirePlasticColorwhite, black, customizationPacking50pcs/box, 40boxes/cartonFeatureEco-Friendly, BiodegradationPayment termT/T, L/C, D/P etc.MaterialPP, Non-WovenGSM18+20+40+25g,20+20+40+25g,20+25+40+25g,25+25+50+25g,customizationFilteration rate95% or 99%Samplecommon specification is free, clients only need to bear the express cost, and we also accept the express collective service.CertificateCE, ISO13485, FDAApplicationHospital, clinic, food industrial, cleanroom, personalHS Code6307900090