Personalized design_twenty_four_seven_website Toddler Long Sleeve T-Shirt. Are you a designer that works 24/7? Toddler Long Sleeve Tee - White. Get this perfect gift for that graphic designer in your life that is in constant design mode. 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.