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【General use】 Size for adult: 6.9 x 3.7 inch / 17.5 x 9.5 cm.
【3-ply structure】 Safe and reliable, the middle filter layer is polypropylene spunbonded fabric (melt-blown).
【50 Pcs Factory direct sale】 Disposable Face Mask with adjustable memory nose clip and comfortable earloops. Total 50pcs: all face masks are also packed in the same sealed bag to avoid secondary pollution during transportation.
【Disposable】 Experts advice wearing it for up to 4 hours. Should be Disposed off after use for your safety, and avoid secondary pollution. When the face mask is damaged, deformed, wet, or other abnormal conditions, the mask should be replaced immediately.
【Professional design】 Independently designed packaging box for easy access, please store in a cool and dry place.