Juventus defender Matthijs de Ligt has no doubts Erik ten Hag will be successful at Manchester United.
The pair worked together at Ajax.
De Ligt said of his former coach: "He is someone who loves his job and he loves to work.
"He's really into the details. This makes him a really good trainer.
"He has a lot of qualities (to succeed). We will have to see how he goes.
"He definitely improves players. He wants to do everything to make his team play better."