Clinical Performance of Bulk-fill Restorations in Class II Cavities

Inclusion Criteria: * Patients included in the study must be with at least two proximal caries teeth of ICDAS score 4. * Patients with moderate and high caries risk index. * Carious lesions will be standardized by means of clinical and radiographic examinations performed before the procedures. * At least two permanent molars at one side requiring class ii caries lesions, with at least one neighboring tooth and in occlusion with antagonistic teeth. * Moderate to large size cavities that extended into dentine, while maintain natural tooth contour. * Absence of tooth mobility, tenderness, severe pain or pre-operative sensitivity. * Normal occlusion relation with normal dentition Exclusion Criteria: * Teeth with deep dentinal lesions with pulpal involvement, abscess, pain or swelling * Developmental disorders and adjacent soft tissue lesions. * Patients with systemic illness will be excluded