a respiratory mask having at least one fixation band and a respiratory filter, the respiratory filter having three layers, in particular a three-layer structure, characterized by the fact that two outer layers are each formed by a fleece and an intermediate position is formed by a fleece, which has a thickness greater than that of one or both outer layers, and where in the medium layer the fleece has a variety of material weaknesses, at least 50%,in particular at least 70%,is reduced.
展开▼
