AIR-STEALTH-P3-R-Nuisance-Filter-1-Off-Pair-Trend-STEALTH-3-p-Pair-of-P3-R-Nuisance-Odour-Filters-for-AIR-STEALTH-half-mask-The-Twin-HEPAC-pleat-encapsulated-design-provides-99-99-filtration-of-airborne-particles-&-aerosols-at-0-3-micron-&-above-p-p-High-Efficiency-Particulate-Air-Composite-p-Trend-AIR-STEALTH-P3-R-Nuisance-Filter-1-Off-Pair