The Polar Express is a Christmas story about a doubting young boy who takes a journey on the Polar Express train to the north pole. Along the journey, the boy learns about bravery, friendship, and the spirit of Christmas. These Polar Express pajamas feature the classic Polar Express with snowflakes surrounding it and the classic movie "The Polar Express" title below. These pants are a soft 60% cotton and 40% polyester blend. These are the best!