... springs provide better bounce on the round trampolines;6) Normal safety pad, filled with impact-Resistance EPE foam,thickness 21mm. And ... ;7) Max users weight is 150kg;8) All trampolines approved by TUV-GS, EN-71, EN913, ASTM, AS4989 certificates.Bright moon's ... trampolines 7) Rectangle Trampolines8) Octangle Trampolines9) Water trampolines Trampoline and Safety Net (TUV-GS,CE,EN-71 approved)