Airhole Advanced Daily Face Mask Black socks Designed to replace the removable

Designed to replace the removable liner in roomy footwear

The ceramic balls are much lighter

65% Polyester/35% Cotton

CPSC US-American bike helmet standard

Airhole Advanced Daily Face Mask Black socks Designed to replace the removableMultiple 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