Overview
- Hartenstein said he will play for Germany at the 2027 FIBA World Cup in Qatar and is aiming for the 2028 Los Angeles Olympics.
- He stated he is physically fit with NBA contract matters resolved, removing previous obstacles to national-team duty.
- The center informed head coach Álex Mumbrú of his decision after the coach visited him in Oklahoma last season.
- His last cap came in 2018, and he missed Germany's 2023 World Cup and the recent Euro gold due to post-Finals Achilles problems.
- Oklahoma City opens next week as a top favorite to repeat, and he will receive his championship ring at the first game against Houston.