Mesut Ozil has taken to social media to congratulate his former teammate Iker Casillas on his move to Porto from Real Madrid

The 26-year-old played alongside Casillas during his three-year spell at Real Madrid.

Casillas,who had a year remaining on his contract, leaves the Madrid giants after 25 years. The experienced keeper won three Champions Leagues and five Liga titles during his time at Madrid.

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The former Real Madrid man has also made a record 162 caps for the Spanish national team and has won two European Championships and the World Cup.

Ozil tweeted a selfie which includes Casillas along with the caption, “Iker my friend, I wish you all the best and many more titles at FC Porto!!!”

//twitter.com/MesutOzil1088/status/620237298500804608

Casillas kept 20 clean sheets and conceded 46 goal in 47 appearances for Real Madrid this season.

Ozil made a 105 appearances for Real Madrid alongside Casillas between 2010 and 2013. The Germany international went onto join Arsenal for £42.4 million.