Simple doubles drill which can be played using 5-8 players. we use this drill in our Cardio Tennis classes on Tuesday evenings. . . . #tennis #cardiotennis #tennisdrills #doubles #doublesdrills #adulttennis #tenniscoaching #tennisaustralia #usopen #djokovic #delpotro (at Perth, Western Australia) https://www.instagram.com/p/BniFBmiDEmx/?utm_source=ig_tumblr_share&igshid=1tn9on5iaj97m









