Reverse wrist curls: To target the wrist extensor muscles, perform the exercise with an underhand grip (palms facing up). Behind-the-back wrist curls: To do the curls, hold the weight behind your ...

Another way to do these is to stand with a barbell behind your back. Palms face away from you. Curl your wrist to lift your palms skyward. Some people like these better than the type I described ...