HEVAOTRY‘s Kid Round Trampoline has passed more than 100,000 flat stamping tests, and children can rest assured that they can play safely on the trampoline. Your child can call his friends to have a good afternoon together. The high-strength spring with more than 20,000 tensile tests ensures that the trampoline can bring enough elasticity and ensure the safety of the trampoline. This is repeatedly emphasized, safe, safe and safe! Which is covered on the high-strength spring to effectively prevent direct contact between the child's limbs and the spring. Due to we provide the professional and detailed instruction.