the rope climbing machines are in,they are fantastic units,but not easy to use,most members averege less than5minutes on them,they are the machines that members have to set targets for themselves and try to improve on their time,imagine how fit a person would be if he or she started with 5minutes and few weeks later was doing 15 minutes or more,this is the best and hardest upper body cardio workout that you can do,come on don't be lazy and get in shape.