This trampoline is made of heavy duty steel frame and heavy duty steel springs and can support up to 180 lbs. The durable galvanized trampoline steel frame is powder-coated for durability and rust resistance. The high-quality spring provides a good feeling of use, which can provide your child with the fun of jumping and bring the parent-child relationship closer. The trampoline trainer is compact and portable. It's designed for small spaces in the gym or at home, and its convenient size lets you take it from one place to another effortlessly. This trampoline is perfect for your playroom or backyard. It's perfect for a variety of family activities, gymnastics, outdoor backyard fun, competitive jumping, and more.