Slender Man Costume
Become the faceless, towering internet legend in a sharp black suit.
Slender Man is one of the internet's most famous creepypasta legends, known for his towering height and faceless features. People choose this costume for its genuinely eerie vibe and simple, recognizable silhouette. The look consists of a sleek black suit, a white dress shirt, a black tie, and a featureless white mask or morph mask.
- Difficulty
- Easy
- Time
- ~20 min
- Budget
- $40–120
Try it on
See yourself as Slender Man
One clear photo of yourself; we render you in this costume — face untouched, full body, about 20 seconds.
One render, $1. No account needed — if it fails you're not charged. Pricing.
Your photo is sent to Google's Gemini API to make the render and isn't used for training. Renders are AI-generated and labelled.
Want a different costume on this photo, or a whole group in costume? Open the Try-On Studio.
What you need for a Slender Man costume
Short on time? Buy it ready-made
Spirit Halloween sells the complete Slender Man costume — one box instead of 6 pieces.
White morph mask
A solid white, breathable spandex hood that covers the entire head and face without any features.
DIY: Use a white nylon stocking or lightweight white stretch fabric sewn into a hood, ensuring you can see through it.
Black suit jacket
A classic, slim-fit black blazer or suit jacket.
DIY: Use an old black blazer from a thrift store.
Black suit pants
Matching slim-fit black dress pants.
DIY: Any plain black trousers or dark chinos will work.
White dress shirt
A crisp, button-down white collared dress shirt.
DIY: Any white button-up shirt from your closet.
Black necktie
A solid black skinny tie or standard dress tie.
DIY: A dark charcoal or very dark navy tie can work in a pinch.
White gloves
White spandex or cotton gloves to cover the hands completely.
DIY: White winter gloves or thin cotton liners.
Rather not assemble it? See ready-made Slender Man costumes at Spirit Halloween ↗
How to put it together
- 1
Put on the white button-down dress shirt and button it all the way to the top.
- 2
Put on the black suit pants and secure them with a black belt.
- 3
Tie the solid black necktie snugly around the shirt collar.
- 4
Put on the white spandex morph mask, tucking the bottom neck portion neatly into the shirt collar.
- 5
Put on the white gloves, ensuring no skin on your wrists or hands is visible.
- 6
Slip on the black suit jacket over the shirt, tie, and tucked mask.
- 7
Finish the look with black dress shoes or boots.
Makeup & hair
No makeup or hair styling is required, as the white spandex morph mask completely covers your head, face, and hair.
Slender Man for couples, groups, kids & more
- couples
- Pair with a victim character holding a video camera with static on the screen.
- group
- Have one person go as Slender Man while others dress as terrified campers or proxies holding flashlight props.
- kids
- A simple black suit paired with a kids-sized white morph mask.
- Plus size
- Choose a stretch-fit black blazer and comfortable black trousers for ease of movement.
Tips
- Visibility can be limited inside a morph mask, so avoid wearing it in dark, crowded, or unfamiliar outdoor areas.
- To emphasize the towering height of the character, wear black boots with thick soles or platform inserts.
- Keep your posture stiff, upright, and completely still when posing for photos to maximize the creepy factor.
Slender Man costume FAQ
- Can you see through the Slender Man mask?
- Yes, white spandex morph masks are designed to be semi-sheer from the inside, allowing you to see your surroundings, though your vision will be slightly blurred.
- How do I make my fingers look longer like Slender Man?
- You can insert long foam strips or plastic witch finger extensions inside the fingers of your white gloves before putting them on.
- Is a full bodysuit required for this costume?
- No, a simple white morph mask paired with white gloves and a standard black suit is much easier to wear and looks more authentic than a full-body spandex suit.
Did you know? Slender Man was created in 2009 by Eric Knudsen on the Something Awful forum for a paranormal image-editing challenge.