Build punching power with a Hatton Heavy Duty Punch Bag. Filled with a unique type of bag fill exclusive to Hatton Boxing, the Heavy Bags are hand stitched for superior quality and lasting durability. Each bag comes complete with a six hook chain to ensure maximum safety and support. Bag fill is a key component of any punch bag and at Hatton Boxing, we carried out extensive research and testing during the product development phase to ensure that all our punch bags were designed for ultimate performance and maximum durability.