This monograph contains voluntary guidance for design, construction and labeling of general-purpose, reusable textile face coverings for adults. Guidance in this document applies to general-purpose face coverings intended for daily use by asymptomatic individuals. Face coverings described in this document are intended for adult-use only. Face coverings described in this document are not medical devices per the US Food and Drug Administration (FDA) or Health Canada; they are not personal protective equipment (PPE) as defined by the National Institute for Occupational Safety and Health (NIOSH).