Here is a set of hand weights that help you take your workouts to the next level. The WeckMethod Propulse Speed Trainers are great for bodyweight training, conditioning, and plyometrics. They give you audio feedback to help you establish your rhythm. You can also use these to work on your hand speed and punching power.
These weights engage your entire body and help you exercise at the right rhythm. They come with drills and videos to help you get the most out of them.