Personalized Autism Awareness Walk for Son Puzzle Ribbon T-Shirt. Colorful puzzle ribbon has I walk for my son quote for an Autism awareness month walk or event for Mom. 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.