LxNChina kids amusement equipment factory-LONGLY PLAY LxNChina kids amusement equipment factory-LONGLY PLAY LxNChina kids amusement equipment factory-LONGLY PLAY About springLxNChina kids amusement equipment factory-LONGLY PLAY The diameter of the spring is 2.6cm,very strong,can support not only the weight of children but also adults.LxNChina kids amusement equipment factory-LONGLY PLAY LxNChina kids amusement equipment factory-LONGLY PLAY LxNChina kids amusement equipment factory-LONGLY PLAY Good packingLxNChina kids amusement equipment factory-LONGLY PLAY Standard export packing to protect the goods from damage like scratch.Packing materials:Cotton and pp film.LxNChina kids amusement equipment factory-LONGLY PLAY LxNChina kids amusement equipment factory-LONGLY PLAY Our factoryLxNChina kids amusement equipment factory-LONGLY PLAY LxNChina kids amusement equipment factory-LONGLY PLAY