Material: The trampoline is made of high quality oxford cloth breathable wear-resistant environmentally friendly non-toxic safe and durable. Separate Playground: Full of fun game facilities providing your child with a great space to crawl and play improving their independence and coordination. Manufacturered by Inflatable Bouncers. Inflatable use: The inflatable castle is sewn by high-speed industrial sewing machine. It is not a sealed product. It needs to be driven by the air blower without interruption. Only when the air blows can the bouncing effect be achieved so the product leaks and you dont have to worry about running. It is normal. Satisfaction Guarantee: The purpose of our store is to improve the lives of our customers. For any problem with this bouncy castle we will solve it for you immediately please contact us in time. Perfect Companion: This inflatable castle is a great gift for children. Children can play in the playground and build a safe space for their children.