Personalized Daddy Worlds Best Roofer Youth T-Shirt. Cute childs My Daddy is the Worlds Best Roofer Youth T-Shirt - White that makes a great Fathers Day gift idea. 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.