Filter element having a filter bellows

The invention relates to a filter element (10) for fluids, in particular of an internal combustion engine, in particular of a motor vehicle, comprising a filter bellows (12) made of a filter medium (14), which filter medium is placed in the filter bellows (12) along folded edges (26), in particular in a zig-zag shape, in folds (34), which extend between opposite face edges (22) of the filter bellows (12), wherein a face fold (24) having a folded edge (26) and an opposite free face border (30) is arranged on each opposite end face (20) of the filter bellows (12) and at least two folded edges (26) that are consecutive along a face edge (22) of a fold (34) end at opposite surfaces (16, 18) of the filter bellows (12), wherein at least a segment of one of the face edges (22) extends at an angleto at least one of the folded edges (26) in such a way that, in said segment, the folded edges (26); on the one surface (16) have a different length than the folded edges (26) of the other surface (18) and wherein the folds