Please check the specification of our 3-ply disposable mask as below Product name:3-ply Disposable Mask For Kid Brand name:PUJI. Model:PJ&SM-01 Standard:GB32610. Factory certificate:ISO13485 Material:Non-woven, Fabric+Melt-blown. Color:blue/white. Feature:high filtration. Packing:50pcs/box,20box/ctn,1000pcs/ctn. Box size:170*98*75mm. Carton size: 520*455*180mm. N.W.:6kg. G.W.:7kg. Place of Origin:CN;GUA.