Sealing caps, not of metal; plastic caps; plugs and closures not of metal for bottles, containers and receptacles; closures for bottles and containers of plastic; plugs and closures not of metal for measuring fluids; non-metal valves for containers; packaging containers of plastic; taps of plastic materials for containers and cartons, namely, dispensing and closable pour spouts and container and carton closures; taps of plastic with a guarantee seal for containers and cartons, namely, dispens...