Air walker Characteristics 1) walker stepper works the muscles of both your upper and lower body in a non-impact, easy gliding motion to burn calories, firm muscles and improve your cardiovascular endurance! 2) with three fun 20 minute sessions a week you will start to experience the health benefits of walker stepper: more endurance, less body fat, improved muscle tone and increased energy. 3) the walker stepper allows you to work out at a sensible level from beginners to advanced. To change the level of our workout depends on the way you position your body, the length of the glide and the pace that you decide to workout at. 4) the walker stepper unit conveniently folds down and can be stored easily in a cupboard or under a bed. Specifications Carton size : 146*74.5*14cm G.W./n.W.: 21.5/19kg Quantity : 1pc Qty/container:204pcs/20'fcl 384pcs/40'fcl 450pcs/40'hq