If you use K&N air filters (or ever considered using one) in your car, you might appreciate that K&N is selling double-layered, washable face masks. They have adjustable ear straps and include a useful neck strap (removable) for when you're not using the face mask.
https://www.knfilters.com/88-0520bk-face-covering-black-2-pack ($20) Cotton/Spandex
https://www.knfilters.com/88-0510bk-face-covering-black-cotton-2-pack ($25)
Caveats: no metal bridge piece and reading the reviews, some people said that the cotton/spandex masks are not large enough.
p.s. K&N also make washable filters for home HVAC systems.
www.knfilters.com
https://www.knfilters.com/88-0520bk-face-covering-black-2-pack ($20) Cotton/Spandex
https://www.knfilters.com/88-0510bk-face-covering-black-cotton-2-pack ($25)
Caveats: no metal bridge piece and reading the reviews, some people said that the cotton/spandex masks are not large enough.
p.s. K&N also make washable filters for home HVAC systems.
Home, Furnace & HVAC Filters | K&N
Install a washable, replaceable HVAC air filter & enjoy cleaner home air. Help protect your family from bacteria, dust, and allergens with K&N washable home air filters & furnace filters.
www.knfilters.com
