Abstract: Cosmetic compositions comprising elastomeric polymers comprising chain segments being bound to each other via direct covalent bonds, and a cosmetically acceptable carrier. Use of said elastomeric polymers for providing elastic properties to a cosmetic composition. Use of said cosmetic compositions for providing long-lasting hold, high-setting properties, and elasticity to the hair style. Methods for preparing said cosmetic composition and for applying said cosmetic composition onto hair and/or skin.