Protection comes first. These neck gaiters are reusable & washable face masks. Washable, reusable and stretchable. These polyester masks are not intended for use in the diagnosis of disease or other conditions or in the cure, mitigation, treatment, or prevention of disease. Avoid using these masks in the presence of a high intensity heat source or flammable gas. Additional Information: World Emblem makes no warranties, either express or implied, that the masks prevent infection or the transmission of viruses or diseases. These masks fall under Section V.B. of the Enforcement Policy for Face Masks and Respirators During the Coronavirus Disease (COVID-19) Public Health Emergency recommendations from the FDA. The intention of these masks is to make them available, and easily accessible to the general public after the CDC recommendation of wearing cloth face coverings in public settings where other social distancing measures are difficult to maintain.