This type of pump is divided into ordinary hand push pump and two-way hand push pump. Only when the ordinary pump is pushed forward can the balloon be inflated. The two-way hand push pump will inflate the balloon in the process of pushing forward and pulling backward. But the ordinary pump has the price superiority compared to the two-way hand pump, may make according to the need to suit own choice.
Bright colors, convenient use, for the balloon inflation time and labor