Multifunction plug, characterized in that it consists of an outer cover that has perimetrally ribs with a free space to accommodate the flap of a seal joined by intermittent welding points on the upper part to the base of the outer cover, and in turn lower to the pouring element that has an outer body with a cylindrical bottom wall that adjusts by lateral pressure and adherence in the neck and whose upper edge widens forming a perimeter flange that acts as stopper penetration of the plug and on which supports the closure or lower external casing of said cap, which is fixed to the neck by means of a projection or protrusion; above said flange there is provided a narrowing or frustoconical surface followed by another cylindrical topped by a non-drip convex rim; concentrically, there is an internal body that presents a central frustoconical surface finished off at both ends by cylindrical surfaces, the upper one of smaller diameter. (Machine-translation by Google Translate, not legally binding)
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