Personalized Pink Tractor Big Sister Youth T-Shirt. Let everyone know you are a BIG SISTERYouth T-Shirt - White with cute pink and brown, polka dotted tractor. 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.