The unique style coupled with high performing filtration materials makes this respirator up to 31% more breathable than the leading competitive respirator style and up to 75% more breathable than the NIOSH minimum requirement (based on NIOSH testing of limited sample set). This N95 respirator passes all relevant NIOSH testing protocols. However, please note that NIOSH approval protocols do not include specific tests for respiratory diseases. As a NIOSH-approved N95 industrial respirator, the KleenGuard® N95 Respirator may be used for healthcare settings in compliance with the FDA Emergency Use Authorization (EUA) issued on March 28,2020 for al long as the EUA remains in effect.