He wears long dress shoes, which are always shined a perfect, gleaming black. He has long coattails which he lets flow proudly. His suit is black, sometimes portrayed as pinstripe in artwork, a common misconception thanks to the very similar Jack Skellington from Nightmare Before Christmas. He often keeps his long, pale hands crossed politely behind his back or hanging loosely at his sides. He may also be seen wearing a long flowing necktie or scarf, which is either red or grey. He sometimes is portrayed wears a hat, which is sometimes a bowler, a fedora, or sometimes a tophat. his facial features are also an object of debate, and many people believe that his face looks different to each person, if it is seen at all. His face is pale and slightly ghostly, and almost appears to have been wrapped in a type of gauze or cloth. Whether he absorbs, kills, or merely takes his victims to an undisclosed location or dimension is also unknown as there are never any bodies or evidence left behind in his wake to deduce a definite conclusion. The superhuman stretching ability could also be seen as a similarity between himself and Mr. He is also able to create tendrils from his fingers and back that he uses to walk on in a similar fashion to Doctor Octopus. Once his arms are outstretched, his victims are put into something of a hypnotized state, where they are utterly helpless to stop themselves from walking into them. He is described as wearing a black suit strikingly similar to the visage of the notorious Men In Black, and as the name suggests, appears very thin and able to stretch his limbs and torso to inhuman lengths in order to induce fear and ensnare his prey.

He also appears to have 4 to 8 long, black tentacles that protrude from his back, though different photographs and enthusiasts disagree on this fact, and therefore it is theorized he can 'contract' these tentacles at will. The Slender Man is a being (male in appearance) who looks like a man with extremely long, slender arms and legs.

The slender man stabbing