Now you can serve your soda, water, or any other carbonated drink straight from the plastic bottle. Great for serving soda at parties, just screw on to bottle and flip upside down. You dispense from pull dispenser, keeping the fizz in the bottle, not on you! Now your guests don’t have to struggle to open bulky bottles and you don’t have to spend extra on cans upon cans of soda. O ring inside ensures no mess when you flip your plastic bottle upside down. Fits most 2 liter bottles. Not just for soda, use for tea, water, or any other drink from plastic bottles. Note: Is not compatible with wide spout plastic bottles.