Show your support for the Boston Celtics with this XL shirt from Nike. Perfect for fans of the National Basketball Association (NBA), this shirt features the iconic team logo and is great for wearing to games or just out and about. Made with high-quality materials, this shirt is both comfortable and durable, making it a must-have for any Celtics fan. Whether you're buying it for yourself or as a gift for a fellow fan, this shirt is sure to be a hit.