Use of a cosmetic composition as a silicone replacement, the cosmetic composition comprising water, at least one estolide ester compound of Formula (3)whereinn is from 1 to 10, preferably from 2 to 8, andR is selected from branched or linear C3-20-alkyl, andB) optionally at least one surfactant component B,C) optionally at least one thickener component C,D) optionally at least one hair conditioning component D, andE) optionally at least one further component E, different to A to D.