The professional FFP3 respirators with valve (mouth guard) protect you ideally from the smallest dust particles. Particle-filtering fine dust folding mask - dust particle-free through everyday life. The FFP white respirators that also fit a wide variety of face shapes - Thanks to headband loops and integrated sealing lips in all protection classes, it is very easy to put on these masks correctly - and to wear them for longer periods of time without them being a nuisance. • Protection against toxic and harmful dusts, smoke and aerosols • The use of an FFP3 mask is recommended when handling carcinogenic or radioactive substances and pathogens such as viruses, bacteria and fungal spores • Total leakage may not exceed 5% • Exceeding the occupational exposure limit value...