The Stilts is defined mainly by a flat spring controlled upon deformation, so that the result is a straight movement relative to the ground. With the risers functional principle, depressive spring characteristic and backward movement of the force point during deformation are achieved. This supports the natural force point movement in the heels direction at higher loads and allows the runner to transpose his optimal jumping energy. Hence, you can really fly! Skyrunner is recommended... A. Incredible experience through exciting sports is never seen before in the entertainment world. B. Cultivate the new sprit of adventure to young people. C. Train childs mind and body who is worn out by hard study or on-line game. D. Good for loosing weight (by reducing fatty deposit, waistline, buttocks, calf diameter) and physical exercise. E. Increase HDL-C(High Density Lipoprotein Cholesterol) and reduces THR(Total Cholesterol & High Density Lipoprotein Cholesterol Rate) F. Build up the lower torso Effect A. Stress killer. Sporting activity removes stress. - but attention: Dont exercise too much, because also that may produce stress. Relax and do your open air laps with the Skyrunner and vary the intensity as you like. Soon your mind became clear again and you will have free capacity for the essential things of your life. B. Increase enporphins. By exercising normal sports endorphins are set free after about 30 minutes. With the Skyrunner that happens yet after only 3 minutes. Your motivation will increase enormously. Allow yourself the Skyrunner to become physically and mentally fit and balanced again! C. Good for loosing weight (by reducing fatty deposit, waistline, buttocks, calf diameter) and physical exercise. E. Increase HDL-C (High Density Lipoprotein Cholesterol) and reduces THR (Total Cholesterol & High Density Lipoprotein Cholesterol Rate).