Costco has HoMedics Earloop Model Common Use Face Masks, 50 Blue Disposable Masks for $5.99. May very well be cheaper on the Warehouse however your mileage and availability could range.
Options:
≥95% BFE (Bacterial Filtration Effectivity) as much as 3.0 Microns
Three Layer Safety Filters
Eco-Pleasant and Adjustable Nostril Clip for a Correct Match
Disposable and Upkeep-Free
Supposed to be used as a Common Use Masks Solely, Not for Medical Use
FSA Eligible Merchandise
https://www.costco.com/homedics-e…67311.html