Personalized Color Block Bike Toddler Long Sleeve T-Shirt. Bicycle text and a bike against colorful blocks is a unique bicycle design for birthdays and holidays. 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.