When using the first product inversion, the bottom of the beverage bottle mouth alignment, forced tightening And then turn over the beverage, you can use it on the desktop If it is is soft drinks, just use the handle when you can pull out the drink If you have no gas, you need to push the bottle by hand to make it drink Type: Barware Material: Plastic Product Size (L x W): 15.50 x 18.00 cm / 6.1 x 7.09 inch Package Content: 1 x Inverted Cola Bottle Dispenser