This is an Aquaman pajama set, Guaranteed! Monarch of the undersea realm of Atlantis and King of the Seven Seas, Aquaman is one of the most powerful DC Super Heroes—commanding a kingdom that covers three-quarters of the Earth’s surface. This 2 piece set features the classic orange and green colors on this long sleeve top and pajama pants. Great for sleep, play or costume, these Aquaman pajamas are sure to please your young superhero in training! Our pajamas are regulated by the Consumer Product Safety Commission, which requires cotton sleepwear to be "tight fitting." Please buy sizes accordingly. For questions regarding sizing, please refer to size chart. These are the best!