it's looking like face masks are going to in style for awhile and i'm thinking about stocking up and would appreciate input from members. a couple of articles: Coronavirus: How to Choose the Right Surgical Masks https://tinyurl.com/ryslo9g Masks Standard: https://www.clkmedicalsupply.com/masks-standard/ BFE (bacterial filtration efficiency) PFE (particulate filtration efficiency) Fluid Resistance Delta P (pressure differential) Flammability ------------------------------------------- disposable vs reusable comfort/fit/coolness pleated w/ nose clip material/layers, filters/ etc? What Are the Best Materials for Making DIY Masks? https://tinyurl.com/y6d9vn8m here's a reusable with tissue paper insert https://tinyurl.com/y54wrwok here's a few Bacterial Filtration Efficiency >= 99% masks available on lazada: https://tinyurl.com/y2c3qzmt https://tinyurl.com/y5y7xd5h https://tinyurl.com/y2zvyn9s iCare®REF280, lists both Bacterial Filtration Efficiency (B.F.E) ≥ 99% and Particle Filtration Efficiency (P.F.E) ≥ 99%