Arsenal defender Thomas Vermaelen is reportedly close to a £15million ($25million) move to Barcelona.
The Belgium defender could complete a move to the Nou Camp over the weekend.
Arsenal boss Arsene Wenger on Thursday suggested the club's preference was to sell the defender abroad, rather than to a domestic rival, with Manchester United also rumored to be interested.
Club captain Vermaelen, who joined from Ajax in 2009, made 21 appearances for the Gunners last season.
Niggling injuries and the form of Laurent Koscielny and Per Mertesacker limited his impact.
However, despite being an unused substitute at Wembley, he did lift the FA Cup in May as Arsenal ended their nine-year trophy drought.
The 28-year-old center-back has made 150 appearances in all competitions, scoring 15 goals for the Gunners.
Speaking on Thursday ahead of Sunday's Community Shield with Manchester City, Wenger revealed interest from United and others.
Wenger said: "Have we received bids? Yes. I can't tell you who...