Celebrate your Boston Celtics fandom in style with the Fanatics Block Party League Best Full-Zip Track Jacket. This lightweight jacket is perfect for mild temperatures, featuring a microfleece lining and stand-up collar to keep you warm. The heat-sealed Boston Celtics graphics proudly display your team spirit, while the full-zip design makes it easy to layer up or down. Whether you're watching the Celtics from the TD Garden or just out on the town, this jacket is the perfect piece to show your team spirit.