Personalized Denver Colorado Biking Toddler Long Sleeve T-Shirt. Cycling Denver Colorado biking Toddler Long Sleeve Tee - Black with bicycle logo for anyone who enjoys riding a bike 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.