This item is new in its original box. Aerator is designed to oxygenate red wine as it flows through the filter and the aerator before going into the glass. There is a small air hole on both sides to allow oxygen in while the wine is pouring through, which brings out the luxurious flavors and aromas of each unique wine. It sits nicely on top of most wine glasses (even ones with stems) to allow the person pouring ease of mind so that it will not spill while pouring. It also includes a no-drip stan