Coke bottles turned upside down binding soda fountainsPlease positive over the cover， and then turn a little shake， so that adequate strength soda bottleThe use of water pressure， effort and gas provinceIt applies only to carbonated beverages， beverage needs of ordinary hand pressDrinking more than half if the pressure is not enough to shake useMaterial: ABSColor: RedPurpose: inverted drinking cola， convenient， save energyDimensions: Base diameter 10.3cm 5.5cm long neck length 12cm mouthWeight: 140g