The curved and padded enclosure poles effectively avoid potential injuries. Uv-resistant high-elastic Pp jumping mat gives you the optimal experience. High-quality rustproof springs features superior bouncing performance. Gap-free spring cover prevents foot-pinching. Safety enclosure net ensures all-round protection and good ventilation. Equipped with 2-sided zippers and buckles for safety. Galvanized hot-dipped steel pipes are anti-rust and of high strength-shaped foot pipes contribute to a stable base. Includes a ladder with non-slip steps for easy climbing. Astm approved quality makes parents feel rested.