PROBLEM TO BE SOLVED: To provide a hairdressing agent composition in which undulated or kinked hair can be dressed into a beautiful and natural straight hair without relying on skill of blow technique.SOLUTION: The hairdressing agent composition contains (A) an organopolysiloxane graft polymer represented by formula (1), and (B) a pasty or solid polyhydric alcohol, wherein the mass ratio (A)/(B) is 0.1 to 15 [R1 and R2 are methyl groups and the like R3 is an alkylene group which may contain a heteroatom R4 is H or a methyl group R5 is H, a hydrocarbon group or the like p is 50 to 2000 q is 3 to 50].SELECTED DRAWING: NoneCOPYRIGHT: (C)2017,JPO&INPIT【課題】ブロー技術の巧拙に依存せず、うねりやクセのある毛髪をきれいで自然なストレートに整髪することができる整髪剤組成物の提供。【解決手段】(A)式(1)で表されるオルガノポリシロキサングラフトポリマーと、(B)ペースト状又は固体状である多価アルコールとを質量比(A)/(B)を0.1~15で含有する整髪剤組成物。〔R1及びR2はメチル基等;R3はヘテロ原子を含んでいてもよいアルキレン基;R4はH又はメチル基;R5はH、炭化水素基等;pは50~2000;qは3~50〕【選択図】なし