In order to get better at boxing, you need to work on your strikes all the time. The Gyro Fitness Doorway Punching Bag can help. It comes with everything you need to work on your reflexes and speed. This reflex bag has industrial rubber cables. It is compatible with doors from 24 to 35″ wide thanks to its expandable bars.
This doorway punching bag is great for working on your reaction speed and hand-eye coordination training. You can find out more here.