Marginal tissue recession is a common condition in Periodontology. The aim of this study was to evaluate the efficacy of the subepithelial connective tissue graft technique in treating Miller's Classes I and II recessions, characterized by well-diagnosed and eliminated etiological factors, and its ability to achieve predictable total coverage. The technique's success has been attributed to the dual blood supply provided by the periosteum and flap connective tissue, ensuring graft nutrition