Personalized Santa T-Rex Youth T-Shirt. Santa T-Rex. A cute dinosaur delivers Christmas presents while wearing a Santa hat, a scarf, and a smile. Cute gift for anyone who loves dinosaurs and Christmas. 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.