The Fizz Saver Dispenser keeps your soft drink fizzy and turns the bottle into a pourer. You twist the dispenser on to the top of a plastic bottle, then flip the bottle upside down to dispense drinks. The soft drink will stay carbonated and you can pour it right from your fridge. Nonslip bottom top rack dishwasher safe abs plastic construction measures 9 inch height brand new and high quality ideal for using at home party, office, camping, etc. Designed to keep soda and other carbonated beverages from going flat. offer you much convenience with durable quality. How to use: You just simply twist dispenser onto the top of a plastic 2-liter bottle, then invert the bottle to dispense drinks into your glass. After rotate the bottle, then rock the bottle to make air bottle. fizz will last until the bottle is empty.