A spout, in particular weldspout, has a plastic body that forms a duct for filling or emptying a plastic pouch, the plastic body having lateral surfaces which are directed at least regionally away from one another, are provided with a surface structure, and merge into one another at two sides, wherein the lateral surfaces are configured for connecting to a plastic film, wherein the surface structure comprises at least one profile having a height of between 0.10 and 0.5 mm above a base surface of the lateral surface. Furthermore, the invention relates to a container comprising a film pouch and a spout connected to the latter.