Glass Ionomer Cement Type II is restorative self cured suitable for permanent dental filling. Indications:- Restoration of erosive / abrasive lesions without cavity preparation. Sealing and filling of occlusal pit and fissures. Restoration of primary teeth. Restoration of class V carious lesions. Restoration of class III carious lesions, preferably using lingual approach. Repair of defective margins in restorations. Minimal Cavity preparations in a proximal lesions through buckle and occlusal approach (tunnel preparations). Core built up. Provisional restorations where future veneer crowns are contemplated. Sealing at roof surface for over dentures