This disposable face Mask is made of nanobio material using Micellium Biotechnology. It is 4-layer mask provides high protection, especially GECIDE non-woven fabric second layer and Highly breathability and comfort.
https://www.amazon.com/s?k=disposable+face+mask&rh=p_78%3AB093CM874X%2Cssx%3Arelevance
https://www.amazon.com/s?k=disposable+face+mask&rh=p_78%3AB093CM874X%2Cssx%3Arelevance