The MM-1 Personal Protective Device is a respirator built in 5 layers with high-tech non-woven materials fabric, melt-blown and hot-air cotton intended to protect the respiratory tract from drops and non-oily particles, oily particles and dust. The respirator model is without a valve. The mask in question is a Category III Personal Protective Device in accordance with Annex I of Regulation (EU) 2016/425. It complies with the requirements of the Harmonized Standard “EN 149:2001 +A 1:2009 - Respiratory protective devices - Dust filtering half-masks - Requirements, tests, marking”.