PURPOSE: A hair rinse agent composition showing improved rinsing effect even in a dried state and imparting beautiful luster to the hair, using a specific branched fatty acid cholesteryl ester as a rinse base and comprising a quaternary ammonium salt as the main component.

CONSTITUTION: A hair rinse composition containing 0.1W10wt% quaternary ammonium salt, preferably a quaternary ammonium salt (e.g., stearyltrimethylammonium chloride, etc.,) shown by the formula I (R1WR4 are alkyl or hydroxyalkyl; X is halogen or alkyl sulfate) and 0.1W10wt% branched fatty acid cholesteryl ester [e.g., 5,7,7-trimethyl-2-(1,3,3-trimethylbutyl)-octanoic acid, etc.,] shown by the formula II (R has 11W23 total carbon atoms and saturated aliphatic hydrocarbon containing alkyl group between a carboxyl bond position and the center of main chain).