Prior to his Chelsea medicals, Napoli defender Kalidou Kouilbaly will fly into London on Thursday night.
Koulibaly will cost between £32 million and £33.7 million, as agreed upon by the two teams.
In order to complete his transfer to Chelsea, the 31-year-old has since traveled to the UK.
Fabrizio Romano, a transfer expert, confirmed this on Wednesday.
Kalidou will go through the first portion of his medical as a new Chelsea player on Thursday, the agreement with Napoli now final, Romano tweeted. Tonight, Koulibaly will be in London.
“Contracts are being prepared, he’s gonna be the second signing after Raheem Sterling.”