Logicalbox

Is used to train the correct movement of the right arm during the swing. It shows you exactly where to fold your arm and where to hinge your wrists. It is the perfect aid to use if you wish to get your backswing under control and to achieve the ideal position at the top of the swing.
If you are struggling to get rid of an early release and you are looking for more power, logicalbox will help your game. Connected to your left arm it shows you how to finish in a perfectly balanced position.