OP air ® Pro Oxygen Filtering half mask, efficiency class FFP 2 NR D developed to protect against solid and liquid aerosols and particles,Type IIR certified, it protects the environment against droplets emitted by the wearer and it protects him from potential body fluids splashes. Knitted headloops ultrasonically welded for an optimal comfort Thanks to its shape, and the use of soft materials, the OP air ® Pro Oxygen fits perfectly to the face to limit inward leakage This mask is hypoallergenic and has been dermatologically tested* OP air ® Pro Oxygen is made in France RECOMMENDED USE Use in dusty environment To prevent against risky infectious diseases FFP masks can also be worn by patients and other people to reduce the risk of spreading infection, particularly in epidemic or pandemic situations