The Everlast 1910 Heavy Boxing Bag Filled is a bag designed with the needs of combat sports enthusiasts in mind. With its trap balancing system, this bag balances quicker during impact, ensuring a more efficient and effective training experience. The full-grain leather construction ensures maximum durability, allowing you to train harder and longer without worrying about wear and tear. The metal d-ring makes it easy to mount the bag, while the spring-loaded chain system adds optimal impact control during use, reducing the risk of injuries during training. The bottom-mounted d-ring secures the bag and reduces movement, providing a more stable and secure training experience. Featuring a zipper closure system, this bag allows for easy replacement of interior stuffing, ensuring the longevity of the bag. With dimensions of 100lbs (approx. 45kg), 111cm height, and 35cm diameter, and chains included measuring 28cm in length, this bag is suitable for all levels of boxers.