Finding a left back is very difficult as the player needs to be able to defend as well as attack, combining the composure of a defender and the pace of a winger.

A left back needs to also be able to challenge aerially in defence with the ability to also supply a wicked cross in attack.

With Luke Shaw already a prime candidate to fill the left back role should Patrice Evra decide to move away from Old Trafford, we take a look at another five players who can also step into this position.

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Layvin Kurzawa: