Katy Perry Killer Queen is a floral, fruity, and woody fragrance designed for women. It features top notes of dark plum, wild berries, and bergamot, middle notes of red velvet flower, rainbow plumeria, and natural jasmine sambac, and base notes of cashmeran, natural patchouli, and liquid praline. The perfume is described as intoxicating, charmingly playful, and fit for royalty, capturing Katy Perry's bold and artistic personality.