FAQ

Our nanotech masks’ Particle Filtration Efficiency can filter out over 95% of airborne particles, which is on par or exceeds the Particle Filtration Efficiency of N95 and surgical masks.

Nano PTFE is nano fiber material that’s a thousand times thinner than a human hair. The nano fibers form a spider web-like micro porous structure that offers excellent surface filtration, and is durable, lightweight and ultra-breathable.

Our masks have eliminated the need for a filter pocket by incorporating a filter layer into the mask.

Our masks have eliminated the need for a filter pocket by incorporating a filter layer into the mask.

Yes, our masks are sterilizable, washable and reusable up to 50 times. See Cleaning Instructions for details.

Yes, a mask can still be worn and will remain effective against dust and other large particles for general use beyond 50 washes, but nano fiber may begin to deteriorate.

The antibacterial finish is made in part with nano-zinc oxide and nano-titanium dioxide incorporated into the material of our masks. The antibacterial finish eliminates bacteria and micro-organisms.

Yes, our mask is rated UPF 50+, which means that it can block 98% of the sun's harmful UVA/UVB rays.

We have (4) mask sizes available: small, medium, large and extra-large. See our Size Guide to find out what size is right for you.

No, the mask is intended for daily general use. It is not intended for use by health care professionals or in a health care facility or environment, nor to replace any medical-grade personal protective equipment (PPE). In circumstances where medical grade PPE is recommended, you should consult a health care professional.

Due to the global pandemic and the hygiene nature of the products, we are not currently accepting returns of unsealed products. See Returns & Refunds policy for details

Our product is designed in Boston, Massachusetts and manufactured in China.