Personalized Migraine Awareness Butterfly Youth T-Shirt. Migraine Awareness Youth T-Shirt - Vintage Royal Blue has pretty purple butterfly for support on this migraine awareness gift. 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.