MYLIFEUNIT 2-in-1 Wine Pourer Stoppers, Set of 3 2 in 1 Wine Bottle Pourer Stopper. Pour with Spout, Stopper Stop Drop. Item Material: Stainless Steel+Silicone. Silicone of this plug is harmless, nice feeling, resuable, small gift, wine drop stop. Chromed metal with air-tight leak proof rubberized seals is an elegant and functional crown for your fine wine. Just remove the inner stopper and you have a convenient pourer to prevent dripping.