Np1China kids amusement equipment factory-LONGLY PLAY Np1China kids amusement equipment factory-LONGLY PLAY Np1China kids amusement equipment factory-LONGLY PLAY Np1China kids amusement equipment factory-LONGLY PLAY About springNp1China 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.Np1China kids amusement equipment factory-LONGLY PLAY Np1China kids amusement equipment factory-LONGLY PLAY Np1China kids amusement equipment factory-LONGLY PLAY Good packingNp1China kids amusement equipment factory-LONGLY PLAY Standard export packing to protect the goods from damage like scratch.Packing materials:Cotton and pp film.Np1China kids amusement equipment factory-LONGLY PLAY Np1China kids amusement equipment factory-LONGLY PLAY Our factoryNp1China kids amusement equipment factory-LONGLY PLAY Np1China kids amusement equipment factory-LONGLY PLAY