Personalized Basketball Rocks Dark Products Youth T-Shirt. Basketball rocks text with three dancing rocks holding basketballs is a humorous gift design for athletes and sports fans at back to school, birthdays and holidays. 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.