ShaoXing QianJiang Furniture industry Co.,Ltd is a specialized manufacturer of large trampolines. We offers the best in high-quality trampolines-Diameter: 6ft,8ft,10ft,12ft,13ft,14ft,15ft,16ft. Big Trampoline Features: 1) The frame tube made by galvanized steel 2) Jumping mat: PP mesh/made in USA, UV-resistant 3) Pad: PVC (500D/500D) cloth 4) Foam of pad: EPE, closed-cell foam that will not absorb water, mildew or lose shape 5) Tubes: double galvanized for inside and outside 6) Springs: super high-strength galvanized 7) All sizes above are approved by TUV-GS, EN-71, EN913, ASTM, AS4989 certificate trampoline includes: 1) 6ft., 8ft., 10ft., 12ft., 13ft., 14ft., 15ft. 16fttrampolines 2) Trampoline enclosures 3) Trampoline tent 4) Trampoline ladder 5) Trampoline fix kit