Training Method:1. Hit the ball form the left lower inclined side first and then switch to the right side. Keep it moving and repeat your hit.2. When you are familiar with the inclined side, you can try the parallel side to hit the ball gradually.3. If you feel difficult or hand hurt, you can wear the protective hand gloves!Installation:1. Wear the headband on your head properly.2. Cut the elastic string and make sure the length equal to your arm length.3. Tie up the string length.Specifications:Material: Ball--Polyurethane FoamPackage Size: 22*18*8.5cmPackage Weight: 300gPackage List:1 x Exercise Ball1 x Springy String1 x Head Band2 x Handguard Gloves
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