Personalized Autism Awareness For My Niece Ribbon Long Sleeve T-Shirt. Autism awareness puzzle ribbon with for my Niece support walk message on a Long Sleeve T-Shirt - White for an Aunt or Uncle. Appropriate for ASD, Aspergers, autistic spectrum disorder. Pre-shrunk 100% cotton 6.1 ounce long sleeve t-shirt. Double-needle stitched neckline and sleeves. Quarter turned. Shoulder-to-shoulder taping. Adult: S, M, L, XL, 2XL, 3XL