According to The Athletic, the agreement may be worth up to £15 million if add-ons are included. Southampton worked quickly to replace Fraser Forster when he left the club to join Tottenham.
According to the article, Manchester City has a buy-back clause in his contract, which he must verify by demonstrating how well regarded he is at the club.
Alex McCarthy and Fraser Forster both spent time as the starting goalkeeper at Southampton after failing to secure the number one spot.
Bringing in a young goalkeeper like Bazunu might be a good move because he can compete with McCarthy and eventually replace him as he develops experience.