Walmart.com - JumpKing 14-foot Trampoline: "More springs mean higher bounces. This 14-foot Jumpking trampoline features a grand total of 96 springs -- giving you the best bounce for your buck. Heavy-duty, polypropylene Permatron trampoline fabric resists fading. And the sturdy, 16-gauge galvanized steel frame sustains years of wear and tear. "