Tomas Kalas, Patrick van Aanholt complete Vitesse Arnhem loans

Chelsea duo Tomas Kalas and Patrick van Aanholt have completed season-long loan deals with Vitesse Arnhem.

Both players had temporary spells with the Dutch club during the last campaign.

Kalas recently signed a contract extension with the Blues until 2017.

Chelsea start their Premier League campaign away to Wigan Athletic on Saturday, August 18.