TOSA Washi Mask 40pcs

Tokyo on Demand Verified independent store

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Made in JAPAN This mask uses "Tosa" Japanese paper (WASHI) from Kochi Prefecture, one of Japan's three major Japanese papers. 40pcs (10 * 4 design)Normal size3-layer structure It i s a disposable mask. PFE (Particle Filtration Efficiency): 99%BFE (Bacterial Filtration Efficiency): 99%VFE (Viral Filtration Efficiency): 99%*It is a test against virus droplets, not the filtration rate of the virus itself. Show more