Reddit reviews 3M 8511 Respirator, N95, Cool Flow Valve (2-Pack)

Niosh-Approved N95 for at Least 95 Percent Filtration Efficiency Against Certain Non-Oil-Based Particles and Aerosols3M Cool Flow Valve Helps Reduce Heat Build-Up Inside the RespiratorBreathe 30% EASIER compared to 3M 8200, breathe easier is defined as initial pressure drop.ADJUSTABLE M-NOSECLIP helps ensure a custom, secure seal with fewer pressure pointsStretchable, Braided Headbands for ComfortLightweight Design for ComfortComfortable for Long Periods of WearConvenient, Disposable DesignRecommended For relief from dusts and certain particles encountered during sanding projects (bare wood, non-lead painted surfaces, or drywall), grinding, sawing, sweeping, installation of fiberglass insulationAlso Helps Filter pollen, mold spores and dust particles encountered during outdoor activities such as gardening, cutting firewood, raking, and mowing