Web ResultEach mask contains a sewn-in nanofiber membrane filter. Unlike other masks with filter inserts, our filter provides full, corner-to-corner coverage that spans the …
Web ResultMar 29, 2023 · The most important of these features is the very lightweight and highly breathable nanofibre filter that retains efficiency even after being washed. The mask also has a beak …
Web ResultThe masks use filter technology that was first created in the early 2000s by Hwang’s father, Kirk, and a family friend. (Kirk Hwang worked for the science and innovations behemoth 3M, and the …
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Happy Masks frenzy: How a COVID face covering went viral - Los …
Web ResultAug 27, 2021 · Whereas some competitors’ masks use static electricity to trap particles, Happy Masks’ product uses a nano-fiber membrane filter that is sewn …