Seventeen banners. A franchise built on dynasty, grit, and the kind of hardwood legacy that echoes through generations. The Boston Celtics Cool As Ice Classic Cap from Mitchell & Ness is a tribute to one of basketball's most iconic clubs — a team that didn't just play the game, they defined it. Crafted with the premium attention to detail Mitchell & Ness is legendary for, this OG silhouette carries the authentic heritage of the Garden faithful in every stitch. Wear it as a nod to the culture, the history, and the timeless green that never goes out of season.