Non-metallic and non-paper closures and caps for containers, and bottles; plastic packaging components for containers and cartons, namely, dispensing and closable pour spouts and container and carton closures; non-metallic closures for containers; non-metallic closures for containers, with desiccant; child-proof non-metallic closures for containers; non-metallic sealing caps; container closures of plastic; non-metallic child-safety closures for containers