Kalulu should improve with more time at minutes at centre-back, but being responsible for three goals in four matches is certainly not a good look.
Down below, you can see that he only won 52,17% of his aerial duels last season.
On Monday the player will be in Milano to carry out the medical tests and sign a five-year contract with the Rossoneri….
He does not panic when pressed by opponents and keeps the ball close to his feet and often finds a team-mate with a pass rather than surrendering possession.
Moreover, he is very confident when making pinpoint tackles and turns over the play well.
You can see this procedure in the image below very well.