My company produces reusable protective masks with pore diameter of 0.05 microns, nano-particles of Cu+2 ionized copper and hydrophobic additive which allows the mask to be washable. MOQ of 6000 units. Price $ 2.5 (shipping included) per mask. Please don't hesitate to contact me if you have any questions.
Face mask.
N95 masks and 3 ply masks.
Protective reusable face masks.
Respiratory Mask.