Seen here is the heavy leather uniform coat used by Italian tankers. This was expected to be worn even in the very hot climate of North Africa. Whether it was or not is left to the reader's imagination. Crews often thought, "You makes your choice, and you takes your chances." The reason behind the requirement related to Italian tank construction. Given that the armor plates were riveted together, fragments and spall would bounce around the interior when the tank was hit.
Notice all the vertical surfaces - these reduce the possibility of enemy fire glancing off to practically nil.