These are Officially Licensed Sesame Street Elmo Pajama Pants. Sesame Street is one of the best-known children's tv shows of all-time and has encouraged generations of us to live, learn, and love with characters like Cookie Monster, Big Bird, Snuffleupagus, Grover, and Oscar The Grouch! This lounge pant features an allover Elmo wearing a Santa Claus hat and snowflake design. These are made of a super soft 92% polyester / 8% spandex blend that is the newest standard in top quality fabric for sleep pants.