Your little one will be ready for Santa's arrival in these Santa Clause Pajamas. The two-piece set comes with a cotton spandex long sleeve pajama top. The top features a red hem with wood button placket. The pajama set comes with a pull-on coordinating pants. The pajamas feature a blue background with a Santa Clause and Reindeer design unique to Mud Pie. If a child is in-between sizes, we recommend sizing up. In accordance with all CPSC child safety regulations, children's pajamas should fit snug.