Improve your service flow with this exercise ✅ Get yourself a long football sock and put 2/3 balls inside. Use the sock to help you with your figure of 8/ infinity service motion. Benefits ✅ Smooth continuous flow ✅ Feeling of the slow to fast acceleration ✅ Relaxed arms when serving #tenniswithdylan #tenniscoaching #tennisdrills #tennistutorial #tennistraining #tennistips #tennisteacher #tennispro #tennisfan #tennislove #tennisfun #lovetennis #tennisaddict #tennistrainer #tennisplayer #tenniscoachingvideo #tennislife #tennislifestyle #tennisguy #tennislondon #tennis 🔑