Personalized Mitochondrial Disease Support Train Toddler Sweatshirt. Mitochondrial Disease Support Train Toddler Sweatshirt - Mauve has green awareness ribbon. Add a personalized name for a custom support gift. Keep your little one cozy and stylish with this soft and durable toddler sweatshirt. Designed for comfort and ease of movement, it features a classic fit with ribbed cuffs and hem for added warmth. Perfect for everyday wear, playtime, or chilly outings, this sweatshirt is made to withstand the adventures of an active toddler