DXoChina kids amusement equipment factory-LONGLY PLAY DXoChina kids amusement equipment factory-LONGLY PLAY DXoChina kids amusement equipment factory-LONGLY PLAY DXoChina kids amusement equipment factory-LONGLY PLAY DXoChina kids amusement equipment factory-LONGLY PLAY About springDXoChina 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.DXoChina kids amusement equipment factory-LONGLY PLAY DXoChina kids amusement equipment factory-LONGLY PLAY DXoChina kids amusement equipment factory-LONGLY PLAY Good packingDXoChina kids amusement equipment factory-LONGLY PLAY Standard export packing to protect the goods from damage like scratch.Packing materials:Cotton and pp film.DXoChina kids amusement equipment factory-LONGLY PLAY DXoChina kids amusement equipment factory-LONGLY PLAY Our factoryDXoChina kids amusement equipment factory-LONGLY PLAY DXoChina kids amusement equipment factory-LONGLY PLAY