Mike Hoerger, PhD MSCR MBA on X: "If a 3M Aura #N95 is too big, try the Vitacore CAN99 or 3M VFlex 9105S (note the "S" for small). N95s were historically designed
VFlex? Particulate Respirator 9105 and 9105S, N95 - 3M - PDF Catalogs | Technical Documentation | Brochure