Personalized Grandson Autism Awareness Support T-Shirt. I love my Grandson with Autism T-Shirt - Scuba Blue has a puzzle piece with pink heart on this support and awareness gear for a Grandma or Grandfather with a grandchild on the autistic spectrum. Wardrobe essential for looking good, 24/7. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar. Shoulder-to-shoulder taping. Double-needle stitched sleeves, bottom hem and front neck. Note: greys are a cotton/polyester blend.