Personalized Tractor Girl 3rd Birthday Youth T-Shirt. Fun farm theme 3rd birthday Youth T-Shirt - White with a tractor pattern big number three and cute farmer girl in overalls riding a pink tractor. EIEIO! Perfect for kids who love Old MacDonald. 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.