There are many different reasons that a football shirt can become iconic.
Sometimes it’s the design, sometimes it’s the players who wore it and sometimes it’s the achievements of the team while wearing it.
In the case of the Manchester United home shirt form the 1998-99 and 1999-2000 seasons it’s all three.
This stunning design was worn by the likes of David Beckham. Roy Keane and Andy Cole as Man Utd completed the Premier League, FA Cup and Champions League treble.