Earloop 4 Ply Disposable Face Mask - KF90
. KN90 disposable face mask designed for dust protection.
. Complies with the GB2626-2006 KN90 standard, effective at filtering fine particles like dust and pollen. 
. Features a foldable 3D contoured design for a better fit and reduced air leakage. 
. PM 2.5 filtration with an efficiency rate up to 95%