Airhole Advanced Daily Face Mask Black 22 Manufactured with Swiss precision and

Manufactured with Swiss precision and quality

It can be used in multi layers and is backed with hard shell caps for a solid performance

only a stop button

Wash your hands before handling the mask

and bearing spacers

Airhole Advanced Daily Face Mask Black 22 Manufactured with Swiss precision andMultiple layers of fabric means less chance that respiratory particles can pass through the mask. Thicker, denser fabrics do a better job than thinner, loosely woven or knit fabrics. Trying to blow out a candle can illustrate how respiratory particles can travel through different types of mask fabrics. This video demonstrates how some fabrics work better than other to hinder respiratory air particles. Please note that our masks are not designed as a