CE,ROHS,GS 1、The frame tube made by galvanized steel2、Jumping mat: PP mesh/made in USA,UV-resistant3、Pad:PVC(500D/500D) cloth4、Foam of pad:EPE, closed-cell foam that will not absorb water, mildew or lose Shape5、Tubes:Double galvanized for inside and outside6、Springs:Super high-strength galvanized Jumping Bed