Personalized Autism Puzzle Ribbon Youth T-Shirt. Special autism awareness Youth T-Shirt - White with a rainbow colored autism ribbon made with jigsaw puzzle pieces and hearts, says AUTISM AWARENESS. 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.