Cords are safer than springs, and Jumpsport claims that they give better bounce, too. That model is relatively small, though, and the cords are liable to snap after several months of use. What this means is that if your child mis-jumps, he may very well hit a pole directly. Skywalker Trampolines’ 15-feet jump n’ dunk… Continue reading Skywalker Trampoline Replacementtrampoline Parts