Chest, Triceps
Shoulders, Core
Watch Tutorial
https://www.youtube.com/shorts/68ngzstXcUA
https://www.youtube.com/shorts/mAoISN91rMQ
https://www.youtube.com/shorts/OIsPwVVFwQo
https://www.youtube.com/shorts/fXtSgpEfCEo
https://www.youtube.com/shorts/i2oATmcIJ1E
Stand facing wall/partner, feet shoulder-width.
Hold med ball at chest, elbows bent.
Push ball forcefully forward from chest.
Extend arms fully.
Catch rebound/return.
Repeat.