Abstract: A floating technical hollow body (1), in particular for covering open liquid areas, comprises a shell, which is formed by at least two interconnected shell parts (1A, 1B), which at least comprises one opening (2.2) for filling the shell interior with liquid, and in which at least a fluid-in particular an air-tight inner hollow body (4; 4?) is arranged.

Abstract: The present invention relates to a closure for a container, in particular for a fluid product, with a first part having an outlet opening, and with a second part having a carrier section, which carries a closing surface, wherein said first part and said second part are arranged movably against each other at least between a first position and a second position, and wherein, in said first position, said outlet opening is closed by said closing surface, while, in said second position, the outlet opening is open, wherein the first part confines a first cavity, through which the product can be transferred out of the container to the outlet opening and said carrier section, in said second position, is arranged at least partially within said first cavity. The present invention relates to a method for manufacturing said closure.