Harness the power of the Beast with these Black Butler sleep pants. The graphic design on these pajamas displays custom artwork of Ciel & Sebastian on the pant leg. The elastic waistband conforms perfectly to your waist and the adjustable drawstring allows you to tighten them up if necessary. The soft cotton-blend fabric of these PJs will provide breathability and comfort all through the night. Whether you lounging on the couch watching Black Butler or settling in for a good night’s sleep, these pajama pants will keep you warm and comfortable.