THE GLASS IONOMER RESTORATIVE WITH TRUE ESTHETICS GREAT TRANSLUCENCY COMBINATION OF GIC ADVANTAGES AND COMPOSITE ADVANTAGES Riva Light Cure is a light-cured, resin-reinforced glass ionomer restorative cement. Glass ionomers release fluoride and chemically bond to the tooth structure whilst composites have excellent aesthetics. Riva Light Cure is a combination of both with excellent aesthetics, fluoride release and chemically bonds to the tooth structure.