Junior tennis racket head size midsize racket head size 522 cm head size inches 81 sq in stringing 16 x 18 recommended height 92 104 cm weight unstrung 157 g grip circumference 100 102 mm grip size l0 frame material aluminium shape oval length 485 cm length inches 19 season 2015 series babolat ballfighter beginners racket with memo grip additional information the offers may vary in grip sizes