Professional XXL standing punching bag with patented flex system Realistic boxing training at the highest level - then the first-class and extremely durable Punchline standing punching bag Scorpion is the ideal training partner. The enormously large punching and hitting area with a length of approx. 160 cm and a diameter of approx. 42 cm, as well as its massive own weight of up to approx. 160 kg (base filled with sand) meet even the highest demands. The patented flex system makes the Scorpion stand-up punching bag act and react like a real sparring partner, this not only trains punching power and endurance, but also coordination of punches and reactions to counter attacks of the stand-up punching bag. Ideal for those who want more from boxing training than just punching. Ideally suited when ceilings or walls make it impossible to hang a conventional punching bag.