Skyrunner is defined mainly by a flat spring controlled upon deformation, so that the result is a straight movement relative to the ground. With the riser's 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 child's 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: Don't 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. Time saving. To fight effectively against stress normally you would need a regular and time demanding training! These times have gone by! With the Skyrunner the stress reducing effect happens yet after only 5 minutes. You will be enthusiastic and relaxed in no time! C. Increase enporphins. With the Skyrunner that happens yet after only 3 minutes. Your motivation will increase enormously. 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).

it is newest and popular sports gear in the world. DHL SHIPPING. Beijing 2008 Olympic Games Special Product's Supplier. Load Range:Weight: 88-132lbs/40-60kg. Certification: SGS and CE,it indicate the jump stilts is safe to play.

Date First Available: July 24, 2014. Best Sellers Rank: #165,300 in Sports & Outdoors. Customer Reviews: 4.4 out of 5 stars 241 ratings 4.4 out of 5 stars. : B00RVC3CH8. Size: ?One Size Narrow Big Kid. Part Number: ?43230-137313. Manufacturer: ?skyrunner. Suggested Users: ?Teen-boys. Material: ?Polyurethane. Color: ?Red. Brand Name: ?Skyrunner. Package Weight: ?4.85 Kilograms. Item Package Dimensions L x W x H: ?24.41 x 14.96 x 5.12 inches.