The boys sweated it out as they were taken through an hour long session that included various boxing and aerobic exercises.
View photos from the session below.
The boys take part in a tough boxing session.
Ryan Schoenmakers packs a punch towards Sam Grimley.
Jarryd Roughead and Josh Gibson get ready to lock horns.
Roughead evades Gibson's right hook.
Grant Birchall puts in his all during the session.
Ben McEvoy spars with AIS-AFL Academy member Christian Petracca.
Matt Spangher leaves nothing as he punches hard.
Cyril Rioli with a left arm jab at Derick Wanganeen.
