Plugs for receptacles, for food products, drinks, cosmetics, pharmaceutical, parapharmaceutical and phythological products and for maintenance products, namely, corks, non-metallic caps, plastic caps for bottles, jars, boxes, containers, small bottles, tins, non-metallic bottle caps, non-metallic bottle closures, nonmetal closures for containers, nonmetal closing devices for non-metallic recipients, caps, covers, lids, tops, plugs and click-in caps non-metallic, in cork, subsidiary corks and plastic for bottles, jars, boxes, containers, small bottles, tins, non-metal closures for containers, boxes that may be pulled away or pulled off, crimped closing devices namely devices gathered without soldering, non-metallic clip-end closing devices namely fix parts and stoppers which fit into each other, nonmetal clipped closing devices, namely stoppers which fit into the container neck (bottles, jars, boxes, small bottles, tins), depression devices, namely depression devices in plastic with a mobile part to push to open bottles, jars, boxes, containers, small bottles, tins, sliding, lever operated and childproof or tamper-proof devices namely devices in plastic with hard openings for toxic products; spring, manual screw-in, push-in, slide closing devices with caps, closing binders, cork or subsidiary caps, ring caps, pair-off tabs, fixed or mobile orifices with clasps, with applicators, caps; pumps in plastic namely systems to raise liquid by sucking up or by reversing back, valves in plastic namely systems to control liquid movement, captive valve closing devices and overcaps in plastic namely plastic stoppers and thin stoppers catching the opening of bottles, jars, boxes, containers, small bottles, tins, scaled plugs in plastic namely overcap to put on another stopper, closing parts, plugging and plastic capping parts for receptacles, for food products, drinks, cosmetics, pharmaceuticals, parapharmaceuticals phytopahtological products and for maintenance products, namely rubber plugs, plastic caps, plastic bottle caps, plastic bottle caps, plastic bottle closures, plastic container closures and closures for plastic recipients, namely bottles, jars, boxes, small bottles, tins