The LL95 Face Mask is an American made face mask comprised of FIVE layers of protective polypropylene to help keep out droplets, germs, pollution, and allergens. The LL95 is 100% Made in the USA in an ISO 9001:2015 certified facility for maximum quality control and is FDA listed as product code QKR. The LL95 has undergone rigorous 3rd-party testing in certified labs (Nelson Labs and Eurofins). The LL95 Face Mask provides >99% Bacterial and Particulate Filtration . It can be worn with our Little Lives PPE™ Face Shield for superior protection.