Sky Runner. Sky Runner The "Sky Runner" jumping stilts, made of fiberglass springs, allow users to walk, run, and jump as if on a trampoline. The "Sky Runner" jumping stilts provide you with an alternative and enjoyable exercise. "Sky Runner" is an all-body fitness device. It helps you perform aerobic exercises and strengthens your muscles. It strengthens all the muscles of the body, including the leg muscles, the upper body muscles, and abdominal muscles. You can jump up to 2 meters (6 feet) in the air and run up to 9 feet at amazing speed. Enjoy incredible heights and speed with your "Sky Runner" jumping stilts. The "Sky Runner" jumping stilts give you a new form of exercise where you can walk, run, jump, and bounce, training your body balance and muscles. "Sky Runner" is an all-body fitness device. It helps you perform aerobic exercises and strengthens your muscles. It strengthens all the muscles of the body, including the leg muscles, the upper body muscles, and abdominal muscles. Skyrunner jumping stilts, the jumping stilts are equipped with fiberglass springs, allowing users to walk, run, bounce as if they were on the trampoline. Skyrunner jumping stilts provide you with an alternative and enjoyable workout. Skyrunner is an all-body fitness machine. It helps you with aerobic exercise but also strengthens your muscles. It strengthens all body muscles, including not only the leg muscles but also the upper body muscles and abdominal muscles. The ability to jump 2 meters (6 feet) in the air and run up to 9 feet with incredible speed. Enjoy incredible heights and speed with your Skyrunner Jumping Stilts. Skyrunner jumping stilts offer you a new exercise, you can walk, run, jump, bounce, and you will train your body balance and muscles. Skyrunner is an all-body fitness machine. It helps you with aerobic exercise but also strengthens your muscles. It strengthens all body muscles, including not only the leg muscles but also the upper body muscles and abdominal muscles.