This 15-foot trampoline features 6 foam-padded safety enclosure poles, a galvanized rust-resistant steel frame with 6 W-shaped legs, and a heavy-duty 3-step galvanized ladder. An upgraded design includes 6 balance bars connecting each leg for enhanced stability and even force distribution. Meets ASTM F381-16 and ASTM F2225-15 safety standards. Assembly instructions provided in picture format; ships in two large boxes. | Anysun | | 15FT with Safety Enclosure Net Outdoor Backyards Large Recreational Trampoline | Best Buy