Gradia direct is a light-cured, micro-filled hybrid resin composite with microfine pre-polymer resin fillers, a unique coupling agent and urethane dimethacrylate co-monomer matrix. This product offers significant advantages in aesthetics, polishability, wear resistance and fracture toughness. Designed to be the best enamel replacement ever, GRADIA DIRECT has tooth-like color reflection, absorption and life-like optical properties including: brightness, translucency and warmth. Its features are, Light-cured,Color stable,superior finish,single shade simplicity,high wear resistance for posterior restorations,plenty of working time, even in strong ambient light,not sticky, so it shapes and sculpts easily; material can be add or removed with an artist’s brush. Low modulus of elasticity permits exceptional resistancy to bending and cracking caused by occlusal forces.