Personalized Musical Heart Toddler Long Sleeve T-Shirt. A jumble of colorful musical notes form a heart shape. Unique gift design for students, teachers and musicians at birthdays, holidays, graduation and back to school. 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.