GC Gold Label IX High Strength Radiopaque Posterior Glass Ionomer Restorative A high strength strontium-based glass ionomer restorative providing all the properties of genuine glass ionomers with physical properties strong enough for use in posterior teeth. Characteristics & Benefits Chemical adhesion to tooth structure allows minimal cavity preparation. For more information visit: https://www.gcindiadental.com/products/glass-ionomers-restoratives/gold-label-ix/