Felipe Anderson left the Lazio training ground early today, fuelling reports he will sign for West Ham United tomorrow.
A deal was struck today between the two clubs after intensive negotiations over several weeks.
The cost of the operation is expected to be in the region of €40m.
The 25-year-old attacking wide man, who can also play in midfield or as a support striker, left training early this afternoon, while his teammates were still hard at work.
Sky Sport Italia also showed him hugging a Lazio fan goodbye, as he is due in London tomorrow for a medical and to sign the contract.
It had already been reported today that West Ham applied for a work permit, meaning the move was imminent.
Last season, Felipe Anderson contributed eight goals and 10 assists in 32 competitive games for the Aquile.