reputable kn95 & kf94 masks

https://www.planethalohealth.com/collections/kf94-mask

https://bonafidemasks.com/

https://wellbefore.com/collections/masks

https://www.planethalohealth.com/products/kingfa-kn95-face-mask-adult-black-10-count?variant=40409340543035

NOISH approved n95 respirators

3m aura 9205+: https://www.3m.com/3M/en_US/p/d/b00051022/

3m aura 9210+ is the same but with less rubber band-like straps

duckbills:

https://www.gersonco.com/product/ez-go-zip-pak-bag-of-5-foldable-extreme-comfort-3230-n95-respirators/

Champak - F550C - NIOSH N95 Masks Ultra-Breathable & Comfortable Face Mask | Fog-Preventing Nose Cushion | Adjustable Straps for Perfect Fit

bnx black: https://bnx.com/products/n95-mask-black-made-in-usa-bifold-h95b/

bnx boat black: https://bnx.com/products/n95-mask-black-made-in-usa-bifold-h95b/

silicone seal:

https://softsealmask.com/order-softseal-mask-now