Nautica Dress Up Baby Boys' 4 Piece Basic Stripe Vest Set, Navy, 18 Months Shirt: 55% Cotton/45% Polyester; Tie: 100% Polyester; Pants: 100% Polyester; Vest: Shell Front: 71% Polyester/29% Rayon, Shell Back: 100% Polyester, Lining: 100% Polyester Imported Machine Wash 4 piece dresswear set with button-down shirt, vest and pant Great fit