Nautica Boys' Three Piece Fleece Set with Baseball Full Zip Jacket, Short Sleeve Tee, and Twill Pant Tee: 60% Cotton, 40% Polyester; Jacket: 60% Cotton, 40% Polyester; Pants: 60% Cotton, 40% Polyester Imported Machine Wash Short sleeve graphic tee Zip up baseball jacket Adjustable elastic waistband on pants