The fleece oil filter (white in color) tends to use a dark tan/brown bonding material on the ends. This element also has a bead of hot glue on the outer surface which secures the pleats.

The paper oil filter (orangish color) tends to use a black colored bonding material with free floating pleats.

Of corz zis information pertains to zee higher quality filterz zat are availble for za late model Mercedes enginez ja! Pleaze excuze now, I must prepare for za big Oktoberfest, it iz time for beer and zom umpa music!