1) Frame tube: The frame tube made by Rust-resistant galvanized steel; 

2) Jumping mat: PP mesh/made in USA, UV-resistant; 

3) Pad: PVC or PE protecting outside; 

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) W-shaped legs: To increase stability; 

8) Meet or exceed CE, EN71, GS /TUV safety standards 

9) Weight capacity up to 220lbs to 330lbs.