The invention relates to a hot melt adhesive, containing a) 25 to 95 wt.%, preferably 50 to 85 wt.% of at least one polyolefin polymer; b) 1 to 75 wt.%, preferably 1 to 40 wt.% of at least one tackifier resin; c) 0 to 15 wt.% of at least one plasticizer; and d) 0 to 30 wt.% of at least one additive and/or additional ingredient selected from stabilizers, adhesion promoters, fillers or pigments, waxes and/or other polymers, or combinations thereof, characterized in that the at least one polyolefin polymer is a mixture of: a1) at least one first polyolefin polymer having a molecular weight M