Personalized Mimi Of Twins Grandma Adult Sweatshirt. This cute grandma of twins design is perfect for the Mimi of twin boys or twin girls. 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.