Designed for repeated cleaning and decontamination resulting in dramatic cost savings over filtering face piece respiratorsThe included mechanical speaking diaphragm allows for improved communication among essential workers, patients and the publicDoes not have an exhalation valve which allows for filtration of exhaled air, thereby providing a means of source control and use in a sterile field environmentReuse and cleaning capability make the Advantage 900 respirator a more eco-friendly alternative by removing single use disposable alternatives from the waste streamOvermolded multiflex nose cup provides stability and on the user's face and while maintaining a secure fitAnthrocurve face piece design maximizes fit and comfort and reduces potential leak pointsA suitable respiratory protection solution for essential workers, including those in healthcare, food processing, fire service, first responder, EMS and other essential industriesRear clasp and drop-down head harness keeps straps away from users faceRespirators can be stored indefinitely for stockpile purposes and filters have a proven storage time of 10 years