The product does not serve as medical material and is not certified 

It is not manufactured or packaged In a protective atmosphere. The mask is fixed by binding. 

Material : 

outer Layer 97% polyester , 3% silver 

It is a antibacterial and antistatic material 

Inner Layer 100% cotton 

Disinfection options :

-Wash at 60°C 

-with boiling water 

-use on alcohol based laundry detergent 

Iron at lower temperature over the inside cotton layer to avoid to blur the print . Don't use the dryer .