Personalized Electronic Dance Music Rainbow White Background Toddler Long Sleeve T-Shirt. Electronic dance music in rainbow colored paint text against a rough white paint background is a unique gift design for EDM concert goers. 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.