The Argentinean (who is pictured above in the new Nike training kit today) became the first addition to the squad this summer when he joined at the start of the month having become out of contract at Manchester City. The no.1 had previously been worn by Asmir Begovic who has moved to Bournemouth.

Academy product Charly Musonda’s new shirt number is 17. In addition, the Premier League have given permission for his shirt name to be Musonda Jr.

Musonda Junior’s father was also a professional footballer known as Charly Musonda.

Yesterday, it was revealed Antonio Rudiger will wear no.2.

- You could win a signed Willy Caballero Chelsea shirt simply by clicking on this link and entering your details.