Nautica Boys' Three Piece Outerwear Set with Full Zip Polar Jacket Tee and Pant Tee: 60% Cotton, 40% Polyester; Jacket: 100% Polyester; Pant: 60% Cotton, 40% Polyester Imported Machine Wash Long sleeve striped t-shirt Full zip polar fleece jacket with pockets Adjustable elastic waistband on pants