This 80 lb MMA training bag is a great way to get an intense workout. This exciting new training bag is perfect for practicing kicks, punches, elbows, knees and combinations. Constructed of the innovative OcTek fabric that features woven, interlocking fibers that offer increased thickness and weight for unmatched tensile strength; this bag offers exceptional durability and longevity. The Flex4 suspension system eliminates the need for chains and replaces them with strong rubber compound straps to keep the bag steady when striking.