blue maxi dress with long sleeves Mystical Draped Sleeve Model is a standard XS and is wearing size XS Midnight Song Long Sleeve Maxi

First off, lets dive into that hair

Read more: Here's what 64 celebrities wore for Halloween in 2018 Halsey was also a dead-ringer for Eleven from "Stranger Things." In 2016, the singer also dressed up as the DC Comics villain Harley Quinn and Uma Thurman's character in "Kill Bill" but thanks to her shaved head and mean stare, the Eleven costume was her tour de force

Black Cowboy Knee High Boots With A Black Dress So when you want to wear a black color dress, wearing black cowboy knee high boots with it can complement your appearance

It fits so beautifully, and the one shoulder ruffle detail gives it a flirty bit of flounce and flare