Bounce Pro 14' Trampoline with patented Flash Lite Zone Flash Lite Zone attaches easily underneath jump mat and flashes lights when kids are jumping (batteries required and not included). Bounce Pro uses TenCate Permatron jump mat which is used in higher end trampolines and in trampoline parks. The enclosure net and spring cover are tested to twice the UV resistance levels required by ASTM. Steel tubes are galvanized inside and out are extra rust resistance. Frame constructed with high quality steel tubes and uses Sportspower's patented double welded plate to connect the main frame to the leg tubes. This provides strength and durability while also giving flexibility to the frame.