To obtain a back sheet material for absorptive articles having an excellent liquid barrier property and moisture permeability and having excellent air permeability.

This back sheet material for the absorptive articles is a laminate of ≥2 layers constituted by alternately laminating and integrating layers consisting of polypropylene(PP) melt blown nonwoven fabrics and PP wet process nonwoven fabrics. At least one surface layer of the laminate is a layer consisting of the PP wet process nonwoven fabric. As a result, the back sheet material has the excellent liquid barrier property and moisture permeability and having the excellent air permeability. The back sheet material is adequate for back sheets constituting the absorptive articles, such as diapers, sanitary napkins and panty liners.