To obtain a slush molding powder composition which has excellent weather resistance, chemical resistance, adhesiveness, and flexibility, and has powder flowability, melt flowability, heat resistance and scratch resistance in an excellent balance.

This slush molding powder composition comprises 0.5 to 20 pts.wt. of inorganic particles (Y) having a particle diameter of 0.1 to 30 μm and 100 pts.wt. of thermoplastic elastomer composition powder (X) having a particle diameter of 1 to 1,000 μm and comprising an acrylic polymer (B) having at least 1.1 epoxy, a prescribed core-shell type graft copolymer (C) and an acrylic block copolymer (A) having a prescribed mol.wt. and comprising 15 to 50 wt.% of a prescribed methacrylic polymer block (a) and 85 to 50 wt.% of a prescribed acrylic polymer block (b) having acid anhydride groups and/or carboxyl groups.