"We are delighted to give Reece this new long-term contract with Chelsea. He is a great footballer and a true Chelsea player and we are all looking forward to seeing him continue to flourish at Stamford Bridge." club president, the american Todd Boehly.
James, 22, who has already won 13 caps, arrived at the club at just six years old, having been launched into the team by Frank Lampard: now, he has been an important element since German Thomas Tuchel joined the team, with last season he scored six goals and made 10 assists.
"His talent, the quality of his crosses, his positioning and his athletic qualities mean he is as comfortable in the middle as he is in a three-man central defender, as a winger or as a full-back," the Blues added in a statement.