... 2) trampoline: circular shape 3) trampoline:with strong tube and spring Diameter: 8ft.,10ft.,12ft.,13ft., ... 8ft,10ft,12ft,14ft,15ft(2).The frame tube made by galvanized steel(double galvanized for ... resistant polypropylene fabric,which is UV-Resistance and with careful and firm sewing(Import from USA)( ... the round trampolines.(6).Normal safety pad,filled with Impact-Resistance EPE foam,thickness 21mm.And ...