Personalized 1st Father's Day Baby Boy Adult Sweatshirt. It's my Daddy's 1st Fathers Day Adult Sweatshirt - Black has an adorable baby boy in a boat with blue heart sail. Stay warm and stylish with this classic adult sweatshirt, perfect for everyday comfort. Crafted from soft, durable fabric, it features a relaxed fit for added coziness. Whether you’re lounging at home, running errands, or enjoying outdoor activities, this versatile sweatshirt is a wardrobe essential for any season.