By . Simon Jones . Tottenham Hotspur have made contact over Feyenoord right-back Daryl Janmaat. The 24-year-old is wanted by Napoli and Manchester United but Mauricio Pochettino wants him to compete with Kyle Walker next season. Feyenoord want £6million. Tottenham have also asked about Swansea left-back Ben Davies and Chelsea's Ryan Bertrand. International: Daryl Janmaat (right) plays for the Netherlands in their friendly against Ecuador on May 17 . On the radar: Swansea left-back Ben Davies (right) is wanted by Tottenham Hotspur . On the ball: Tottenham have asked about Chelsea left-back Ryan Bertrand (centre)
Feyenoord right-back Janmaat is also wanted by Napoli and Manchester United . Spurs boss Pochettino wants Janmaat to compete with Kyle Walker .