With unparalleled user comfort 3M's 6300 series half facepiece respirators offer the convenience of a disposable mask, with the cost savings of a reusable one. Useable with a wide variety of 3M filters, this mask can protect against almost any hazardous environment you need to work in. The sweptback design of filter attachments improves balance and visibility. Easy to clean and decontaminate, it also comes with a recloseable storage bag. NIOSH approved for negative pressure air purifying and positive pressure dual airline applications.