What is Michael Fassbender's haircut in the film Shame?

In the film "Shame," Michael Fassbender sports a short, slightly tousled haircut that complements his character's intense and troubled demeanor. The cut is clean and straightforward, with a bit of volume on top, giving it a somewhat unkempt look that reflects his character's inner turmoil. This style enhances the film's themes of isolation and struggle while maintaining a polished appearance appropriate for his character's professional life.