“…9 Different overdenture designs are available including bar and clip, ball and O-ring, ERA, and magnetic attachment. 2,3,[5][6][7][8][9][10] The keystone of success for an overdenture treatment is the selection of strategic abutments with endodontic and periodontal therapy to receive the attachment. 4 The use of ball attachment provides a superior retention as well as it acts as a shock absorber and stress redirector.…”