Personalized Fueled By Letters Logo Toddler Long Sleeve T-Shirt. Do you want to show off your love for letters? Get this Fueled By Letters Logo Toddler Long Sleeve Tee - Charcoal to let everyone know you are fueled by hand lettering also while supporting the Fueled By Letters Brand. 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.