Personalized Irish Flag Holiday Logo St Patricks Youth T-Shirt. Green, white and orange Irish Flag Youth T-Shirt - Kelly Green is perfect for showing your Ireland pride. Add a name or slogan with the designer tool for a personalized Irish gift. Let the good times roll in a durable T-Shirt that takes kids from school to play in an amazing array of colors. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar.