Haley's Corker Pourer and Corker is 5 tools in 1: Aerator, Pourer, Filter, sealer and stopper. Reseals open bottles and keeps contents fresh. Works on most standard size bottle. BPA Free, food safe plastic. Won't splash or drip. Set of 2. Great for Soda, Wine, Spirits, Vinegars, Cooking Oils and much more.