Personalized Autism Walk For Sister support T-Shirt. Autism puzzle ribbon T-Shirt - Purple has I walk for my sister family support slogan for April autistic spectrum events. 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.