Reiss Nelson has joined Hoffenheim on a season-long loan after agreeing to a new Arsenal contract.
The 18-year-old, a product of the Gunners' youth system, will spend the rest of 2018-19 in the Bundesliga in a bid to enjoy more first-team football.
"Reiss is a talented young player and we're pleased that he has signed a new contract with us," boss Unai Emery told the club's website.
"This move to Hoffenheim will give him the chance to get regular high-level competition in the Bundesliga and is an important step in his development."
will now spend this season with Good luck in the Bundesliga, Reiss August 31, 2018
Hoffenheim will also compete in this season's Champions League, having finished third in the Bundesliga in 2017-18.
They were drawn against Manchester City, Shakhtar Donetsk and Lyon in a tough-looking Group F.
Nelson made three appearances in the Premier League last season, as well as five in domestic cup competitions and eight in Arsenal's run to the Europa League semi-finals.
‘After Manchester City’s recent form, maybe they’re the underdogs against Manchester United!’ Former Red Devils defender on this weekend’s derby
‘Arteta, Alonso, Emery, me… none of us were physical players – we needed the understanding of the game. That probably helped us move into management’: Premier League boss reveals reasons for natural career progression
