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. High fracture toughness Can be highly polished with minimal effort Exceptional color stability before and after light-curing Provides outstanding aesthetics without sacrificing strength, durability and longevity Very durable; exceptionally resistant to occlusal wear, yet kind to opposing dentition Can be cured using a quartz halogen curing light, a plasma arc curing light or LED (Light Emitting Diode) Light