Step up your game with our collection of Celtics warm-up jackets. Embrace the team spirit with a range of styles that offer both comfort and style. From vintage pullovers to reversible fleece options, our jackets are designed to keep you warm and on-trend. Whether you're hitting the court or cheering from the stands, these jackets are the perfect addition to your Celtics fan gear. Elevate your fan status with high-quality materials and versatile designs that showcase your team pride in a fashionable way.