1. CE Certificate 2. sport bungee trampoline for kids 3. Jumping mat from USA bungee trampoline1. Jumping mat: made in USA2. Foam pad: EPE, closed-cell foam that will not absorb water, mildew or lose shape3. Pad: PVC(500D, 500D) fabric4. Tubes: galvanized inside and outside5. Elastic rope: it is rubber inside and outside6. Springs: super high-strength galvanized 7. CE approval