Personalized MS Awareness chick Multiple Sclerosis Toddler Long Sleeve T-Shirt. Multiple Sclerosis chick Toddler Long Sleeve Tee - Black with orange awareness ribbon for your next MS support walk in March. A classic for Fall, Winter and Spring, these long sleeve toddler t-shirts are sure to be a staple in your child's wardrobe. Whether layered or alone, this t-shirt is soft yet durable enough to stand up to your toddler's playtime demands.