Napoli defender Pablo Armero has joined West Ham United on loan for the rest of the season.
The 27-year-old made 14 appearances in Serie A for Rafael Benitez's side this campaign.
The Colombia international's departure from Naples coincides with the arrival of fellow left-back Faouzi Ghoulam from Saint-Etienne.
The 22-year-old Algeria international has signed a permanent contract with Napoli that runs until June 2018.