Nightmare Before Christmas Juniors Jack & Sally Skellington Leggings Nightmare Before Christmas junior leggings features Sally and Jack Skellington on dark purple simple pull on style with elasticized waist, 27.5" inseam 93% polyester 7% spandex, officially licensed Women's slim/junior/teen sizing. Small: 13" flat across waist, 35" long. Medium: 14" flat across waist, 36" long. Large: 15" flat across waist, 37" long. X-Large: 16" flat across waist, 37" long.