We specialize in big quantity orders, we have factory that can produce 1.2 million masks per day. Orders from 100K to 20 million are best to guarantee most efficient pricing. Our own team is on factory floor everyday during production of any of our orders. We run test every day and spot check to make sure mask perform to minimum 95% filtration and that "melt blow" material functions properly. Highest quality is guaranteed everything is handled in highest professional standards, from supply chain to the final product and packaging. Products are available for US and EU markets including Germany that requires additional certification. Factory has all certificates tests and documentation available for review after we sign NDA. All further details can be discussed by or WallFlex Inc. Marjan Skubi