Brazilian winger Estevao Willian will join Chelsea from Palmeiras in 2025, the Premier League club announced on Saturday.
Chelsea did not specify the amount they will pay for the 17-year-old, with British media saying that the Brazilian Serie A club will receive an initial fee of 29 million pounds ($37m) plus performance-related add-ons.
Estevao, nicknamed "Messinho" by fans, has made 10 appearances in the Brazilian Serie A for Palmeiras, contributing two goals and two assists.
Estevao has also played five matches for Brazil's Under-17 team, scoring three goals.