Personalized Autism Is Not Contagious But My Smile Is Infant Dress. Our design features a powerful message that challenges misconceptions about autism. It reminds people that autism is not contagious, but the infectious smile of someone with autism can brighten up anyone's day. By wearing this design, you can help promote understanding and acceptance of individuals with autism. Your little one will be adorable and comfortable in this 100% combed ringspun cotton 1x1 baby rib dress!