Take a lesson from your favorite NBA team and stay prepared for anything with the latest Boston Celtics Sweatshirts from Fanatics. Whether you are gearing up for the colder months or just looking for a cozy Big & Tall Celtics sweatshirt to have on hand, you can count on our Celtics Sweatshirts shop for all the latest styles officially licensed by the NBA. A team sweatshirt is a must-have item for any die-hard basketball fan. Top off any ensemble with one of our iconic designs and you can be sure you are keeping up with your team’s impeccable standard. With plenty of pullovers, crew sweatshirts and full zip styles, we’ve got Celtics sweatshirt options for every fan in the family here at Fanatics.com.