Bravo! Sports 8-Foot Spring Trampoline (Blue) 8-foot diameter spring trampoline with weather-resistant mat and frame cover and easy tool-free assembly Frame cover closes dangerous gaps between the frame and jumping mat; jumping mat and frame cover are UV-safe for years of use 6 "W" shaped legs offer 12 balanced contact points so your trampoline won't wobble or tip; legs are powder coated to prevent corrosion Set-screws on the frame and set-bolts on the legs for added safety; accommodates the Airzone safety enclosure (sold separately) Certified by an independent laboratory to pass all safety requirements; 2-year limited warranty