8 x 14 ft. Trampoline is equipt with 8 high safety enclosure poles and heavy gauge galvanized rust resistance steel construction. 4 W-shaped legs secure stability. 8 foam padded poles to support UV-proof safety trampoline enclosure net for maximum safety while jumping. Heavy duty 3-step galvanized steel ladder offers convenient maneuverability in and out of the trampoline. Our trampolines comply with ASTM F381-16 and ASTM F2225-15 Standard Safety Specification for Components, Assembly, Use, and Labeling of Trampolines. You can rest assured that our safety materials are among the best on the market for your family. Unique 4 balance bar plus 4 W-shaped legs provide double stability. In addition to the 4 w-shaped legs to evenly support the frame of the trampoline, our upgraded 8 x 14 ft. trampoline is also specially designed with 4 balance bars to connect every legs, which provide a more even force to make trampoline more stable and prevent trampoline poles from bending or even breaking.