Personalized My Mimisaurus Loves Me Toddler Long Sleeve T-Shirt. My Mimisaurus loves me! Mimi dinosaur gives her heart to her little dino grandchild. Cute gift! 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.