Personalized Cooperstown Baseball Breakthrough Toddler Long Sleeve T-Shirt. A baseball crashes through the background, leaving cracks as it smashes through. Cooperstown, home of the baseball hall of fame, written underneath in a sports font on a Toddler Long Sleeve Tee - Vintage Smoke. 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.