Personalized Autism Mamma Awareness Walk Support Ribbon Youth T-Shirt. Autism awareness Youth T-Shirt - Kelly Green has distressed puzzle ribbon and lettering for the Autism Mamma to show support for a son or daughter with autistic spectrum disorder or Aspergers. 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.