The Fitness Mad Studio Pro 40in rebounder trampoline is a great tool for zero impact aerobic exercise, suited to most fitness enthusiasts. This commercial grade trampoline offers a smooth, almost silent performance & can help increase the capacity of your heart & lungs, build strength, stamina, & boost all round fitness. When used regularly, it will tone the muscles around your legs, thighs, abdomen, hips & arms, at the same time improving your co-ordination & balance. It is also a great fun to use & requires no special instructions: whether you use it for jogging, bouncing or dancing, it will surely be beneficial for you. It is very durable thanks to a heavy gauge powder coated steel frame, which weighs 10kg (22lbs): 30-40% more than most budget rebounders. With its 6 foldable legs, it also offers convenient storage.