Boxing Reflex Speed Punch BallOverview: 1. We specifically designed it to be much lighter and softer than the tennis ball, so it is grove free, and everyone can enjoy it without any worries about hitting yourself in the faces, eyes, noses, and fists as well, it's much safer. 2. It can help train your reaction, agility, punching speed, fight skill and hand eye coordination while providing an interesting workout. 3. Lifting weights and long hours on the Gym bike is not the only way