Protection VFlex Pleated Respirator is used for relief from nonharmful dusts from sanding, grinding, sawing and insulating particles. Respirator provides at least 95 percent filter efficiency against solid and liquid particles that do not contain oil. The unique pleated design unfolds into a roomy mask that holds itself away from the mouth. The result is a spacious interior that makes it more comfortable to wear over an extended period. The V-shaped pleats easily expand and flex with the face making it easier to breathe and talk. An adjustable nose clip and rubber-free elastic headbands help ensure a secure, comfortable fit. The 3M-patented filter media provides exceptional protection. These advanced features are designed to deliver incredible value without compromising quality and is a great choice in respiratory protection for the Do-it-Yourselfer.