Adult tennis racket head size oversize racket head size 710 cm head size inches 110 sq in stringing 16 x 20 level beginner type of racket comfort racket recommended height from 155 cm weight unstrung 295 g grip size l1 l4 shape oval frame profile min 23 mm frame max 23 mm length 692 cm length inches 27 player roger federer additional information the offers may vary in grip sizes