Made of 83% Polyester; 17% Cotton. Silky smooth on the outside with soft brushed cotton on the inside, these PJs will keep you feeling soft and cozy! Button down shirt has scoop neck and single side pocket; accented with contrasting lace trim and buttons. Pants have elastic waistband with drawstring. Both have an allover print of polka dots. Wash cold. Dark colors separately. Tumble dry low. Sizes run as follows: Small (6-8), Medium (10-12), Large (14-16), X-Large (18).