PROBLEM TO BE SOLVED: To provide a wash out-type hair treatment agent improving insufficient finger combing wet hair by compounding an imidazoline-type quaternary ammonium salt without compounding silicone.SOLUTION: In a hair treatment agent, an imidazoline-type quaternary ammonium salt represented by the general formula (I) and one kind or two more kinds of liquid oil contents selected from liquid hydrocarbons, liquid ester oils and liquid oils and fats. [In the general formula (I), Rrepresents an alkyl or alkenyl group having a carbon number of 12 or more and 24 or less, Rrepresents an alkyl or alkenyl group having a carbon number of 11 or more and 23 or less, and X represents a halogen atom, a methyl sulfate residue or an ethyl sulfate residue.]
