(B) a tertiary amine oxide for dispersing said quaternary ammonium compound having two alkyl chains of identical lengths each having at least 8 carbon atoms and no more than 12 carbon atoms of the formula ##STR4## wherein R5 and R6 are each straight or branched chain alkyl radicals having from 8 to 12 carbon atoms, and R7 is a lower alkyl group having 1 to 4 carbon atoms, said fabric conditioner i