14 minutes in the movie, Alex Batllori is shaving his pubes in a very sexy scene. He is however hiding his penis.

27 minutes in the movie, Lorenzo Balducci is fully erect and fucking a watermelon. The scene is filmed from a distance, but at the end of the scene, we get a close-up view at his big uncut penis.

Florian David Fitz appears shirtless 23 minutes in the movie.
54 minutes in the movie, we can see his ass but no frontal at that moment.
76 minutes in the movie, and for over 2 minutes, Florian David Fitz is fully naked. We see his butt but also his long uncut dick.