Personalized First Birthday 1 Year Old Girl Unicorn Adult Sweatshirt. Cute baby girl 1st birthday design with pink hearts and unicorn 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.