Arjen Robben has insisted that joining Manchester United is not an option as he is happy at Bayern Munich.Robben's announcement that he is committed to Bayern comes just a day after team-mate Toni Kroos revealed that he expects to stay with the Bundesliga champions. Kroos has also been mentioned as a transfer target for United, but he does not expect to be on the move this summer. "I am expecting to play for Bayern Munich next season," said Kroos in a statement to BILD. "There was a lot of speculation, but Manchester is and was not an issue. "At this point in time I am fully focused on preparations for the 2014 FIFA World Cup."