FFP1 = filtration, 80% minimum. Inward leakage rate: 22% maximum
FFP2= filtration, 94% minimum. Inward leakage rate: 8% maximum
Our masks (FFP1 FFP2 standard) have an exnt fit and the seal secures it tightly. While being comfortable and resistant at the same time, they have exnt filtering performance and bring low breathing resistance. They are perfect for working environments in which deleterious particles can be found in breathing air, and they are especially useful to prevent the spread of airborne viruses such Covid-19.