Personalized Mimi Loves Me Toddler Long Sleeve T-Shirt. My Mimi Loves Me Toddler Long Sleeve Tee - Black has cute heart filled truck for grandkids. Super cute for Valentine's Day, too. 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.