Boy's Size: 4T. This two-piece Marvel Spiderman branded pajama set contains a blue long-sleeve top with a graphic of Spiderman on the front of the pajama top, along with navy blue sleeves and a red crewneck collar. This pajama also contains a matching pair of blue pajama pants with a red Spiderman mask and red spiders printed across the entirety of the pajama pants. This two-piece pajama set's materials are made of 100% Polyester. Additionally, this two-piece pajama set is also made of a flame resistant material. Precise measurements for this two-piece pajama set can be found in pictures 3 to 9. Care instructions for this pajama set are located in picture #16.