Henry Bowers

The Story of Henry Bowers
Henry Bowers is one of the main human antagonists in IT, created by Stephen King. He is a teenager from Derry, Maine, and is part of the group of bullies who torment other kids, especially the Losers' Club.
Henry grows up in a very troubled family environment. His father, Butch Bowers, is an authoritarian and violent man who treats him harshly. This relationship greatly influences Henry: he develops an aggressive personality and learns to respond to his problems through intimidation and violence.
During his teenage years, Henry leads a group consisting of Patrick Hockstetter, Victor Criss, Belch Huggins, and other classmates. Together, they constantly bully the Losers. Henry has a particular animosity towards Richie Tozier, Ben Hanscom, Eddie Kaspbrak, Mike Hanlon, Stan Uris, and Bill Denbrough.
His hatred for Bill intensifies because Bill is the brother of Georgie Denbrough, whose disappearance is linked to Pennywise. Henry ends up becoming an increasingly dangerous threat to the group.
As events in Derry unfold, Pennywise begins to influence Henry and his friends, preying on their fears, anger, and violence. Henry increasingly loses control and is deeply affected by the creature's presence.

Henry Bowers' Personality
Henry is an aggressive, impulsive, domineering, and cruel teenager. He has a strong need to prove he is dangerous and powerful, so he often intimidates those he considers weaker. He enjoys having control over others and uses threats, insults, and violence to achieve it.
He's also very temperamental. He can quickly go from calm to angry when something doesn't go his way. His pride is enormous, and he finds it extremely difficult to accept being challenged or mocked. Therefore, when he feels humiliated, he tends to overreact.
Henry also has an insecure personality behind his intimidating appearance. Much of his behavior seems to stem from the violent environment in which he grew up and his constant need to prove his strength. Instead of expressing fear, sadness, or vulnerability, he typically channels those emotions into anger.
He is also obsessive and vindictive. When he develops a grudge against someone, he can become fixated on harming them or demonstrating his control. His hatred for Losers becomes especially intense.

their version of IT (2017):

👤 Physical

Henry is a slim but athletic teenager with a rather disheveled appearance. He has fair skin, an elongated face, and strong features. His hair is light brown, short, and slightly messy. His eyes are light, and he usually maintains a serious, defiant, or aggressive expression.

His youthful appearance contrasts with his intimidating attitude: he usually walks with a confident and defiant posture, trying to project strength in front of others.

👕 Clothing

His clothing has a casual American style from the late 1980s. He usually wears simple T-shirts or shirts, jeans, and sneakers. In some scenes, he wears a denim jacket, which reinforces his rebellious teenage look.

His clothing isn't particularly striking; rather, it reflects the everyday fashion of the time. His disheveled hair, casual clothes, and constantly defiant expression complete his image as a troubled and abusive Derry boy.