4 PLY LAYER DISPOSAL FACE MASK, Sealed in packs of 10. METAL NOSE BRIDGE TO CREATE THE BEST FORM FIT. MATERIAL: NON-WOVEN, MELT BLOWN FILTER, CARBON FILTER (4 Layers) MADE IN: VIETNAM All factories have gone through strict testing to ensure the highest quality. COLOR: BLACK QUESTIONS / FAQ: HERE. WASHABLE MASKS HERE. AS SEEN ONBUSINESS INSIDER, ESQUIRE, FORBES, GQ, MAXIM, TOMS GUIDE etc.