These Batman and The Flash cotton pajamas come in a 2-pack set. One pair of pajamas is printed to look like Batman's super hero outfit. The second pair is printed to look like The Flash's super hero outfit. Both pair of pajamas have full sleeved tops with pajama pants bottoms. The pajama top has a roomy neckline with cuffed sleeves. The pajama pants have an elastic waistline with cuffed leg bottoms. The 100% cotton knit fabric is machine washable and comfortable to wear. These pajamas are designed to fit snug.