It has 3 layers. Double cotton on both the outside and a middle tightly woven cotton fabric to allow filtration of bigger particles and stopping your own fluids from escaping through the mask. 

Cotton helps with air cistulation, allows comfort due to elastics that are fitted on this ears. 

Made from African fabrics imported from Tanzania. 

CAUTION. These are not medically recommended but they essential for preventative measures. 

PLEASE STAY SAFE.