Pourer Automatico. This pourer will fit on any bottleneck with an inner diameter of 15 - 20 mm and ensures a smooth flow e.G. From vinegar and oil bottles. Thanks to the automatic opening/closing function you control the amount of liquid by pouring. Opens and closes automatically when pouring Suited for bottlenecks with 15 - 20 mm inner diameter Suited e.G. For vinegar and oil bottles Ø 3,6 cm, h 8,3 cm Plastic Dishwasher safe. Pourer spout automatic.