Here, we take a look at the players at Premier League clubs who are currently set to become unattached at the end of the season, becoming available to clubs like Sunderland in the process.
1. Tom Davies
Tom Davies, 24, is currently at Everton in the Premier League but will currently see his contract expire during the summer of 2023 unless an extension can be agreed. Photo: Julian Finney
2. Jeffrey Schlupp
Jeffrey Schlupp, 30, is currently at Crystal Palace in the Premier League but will currently see his contract expire during the summer of 2023 unless an extension can be agreed. Photo: Alex Livesey
3. Shane Duffy
Shane Duffy, 31, is currently at Brighton & Hove Albion in the Premier League but will currently see his contract expire during the summer of 2023 unless an extension can be agreed. Photo: Ian MacNicol
4. Jonny Evans
Jonny Evans, 35, is currently at Leicester City in the Premier League but will currently see his contract expire during the summer of 2023 unless an extension can be agreed. Photo: Warren Little