CND Shellac was designed to be used as a system. Featuring a Base Coat, Color Coat, and Top Coat – together with the exclusive CND Shellac Lamp – CND delivers on its promise of two week wear, when used as a complete nail system. CND Shellac Color Coat applies in two coats for rich, lush color that lasts two weeks. This Color goes on like polish, wears like a gel, soaks off in minutes, and does no nail damage when it is used as directed!