Personalized Royal Trombone Teacher Adult Sweatshirt. Trombone teacher text wearing a crown and a trombone drawing is a humorous design for your trombone teacher at back to school and graduation. 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.