Napoli have signed Victor Osihmhen from Lille.
Napoli made an offer of €70 million in June.
"SSC Napoli are delighted to announce the signing of Victor Osimhen from Lille on a permanent transfer," the Italian club said in a statement.
Osimhen only joined Lille last summer from Charleroi for just €12 million but had an excellent season in France with 13 league goals.