Our Category 1 (UNS1) masks filter at least 90% of 3 micron particles. They are more effective against Covid-19 and its variants. Our masks are Labeled 10 washes .
You will find the attached report 2020TM2481, with the filtration data, certified by the AITEX laboratories.
These same masks have been tested in filtration 50 washes, and obtained a classification UN2 Filtration, 3 micron> 70% (80.54%).
Our masks are also certified by the standard OEKOTEX STANDARD 100, which guarantees that we do not use prohibited chemicals.