Personalized Autism For My Sister Puzzle Ribbon Awareness Youth T-Shirt. Autism awareness for my Sister Youth T-Shirt - Kelly Green has peace sign heart and puzzle ribbon logo for an autistic spectrum disorder support month event. 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.