Dodgy keepers: Manchester United flops and those who could replace Edwin Van der Sar

Edwin van der Sar's decision to retire at the end of the season presents Sir Alex Ferguson with a major decision to make this summer.

Ever since Peter Schmeichel proved such a pivotal part of the all-conquering team of the 90s, wearing the Manchester United number one shirt has come with huge gloves to fill.

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Arguably, it was not until Van der Sar's arrival from Fulham in 2005 that Ferguson found a worthy replacement for Schmeichel, but the Dutchman was 34 then and, although his performances have been of a consistently high standard, age has now caught up with him.

Here we take a look at the United goalkeepers who failed to make the grade and those who have been linked with the club as a replacement for Van der Sar.