Contains full instructions to make two different mask types, with enough medical grade materials to make 20 mask
Outer and Inner Fabric information: 18.6 GSm Soft lightweight nonwoven cover stock fabric used for pleated surgical face mask application. It provides a uniform covering for the filter media and adds little to the overall pressure drop of the finished mask, making it highly breathable. The fabric contains a proportion of thermoplastic fibers that make it suitable for thermo-bonding and or ultrasonic assembly techniques. It does not contain any natural latex rubber. Composed of Polyester and Cellulose.