Ball effects are added automatically to your account, and you can add them to your ball when you are playing, . It gives your ball a tracer. In this case champagne bubbles.
to add them tap your ball when on the tee or at any time you play a shot, as if you were going to put spin on the ball. Then any ball effects you have are there for you to pick , tap the effect and instead of the blue ball with a wand through it , next to your ball , you will see the effect you have selected. Now when you hit the ball , bubbles will trace your shot.
to remove the effect , tap the ball again , scroll down to find a red circle with a line diagonally through it , and you can remove the effect.