CFR-1 Particulate Respirators• Reusable face piece with easy to replace disposable filters• A perfect compromise between comfort, protection and value • Soft face piece seal • Built-in exhalation valve • Face piece design prevents filters from collapsing • Adjustable harness• Welding version features a stainless steel mesh cover to catch sparks and slag • Both versions are shipped with N95 filters, but R95 replacement filters are available for environments where oil may be present