The Gyro Fitness Doorway Double End Bag is a heavy punching bag designed for fitness training. This new, black bag is lightweight at 3.59 pounds, making it easy to transport and hang from a doorway. This double-end bag measures 21.73x7.6x6.73 inches and is perfect for boxing, martial arts, and MMA training. Whether you're a beginner or experienced athlete, this doorway punching bag is a great addition to your home gym.