On cooler days, keep your fandom authentic. From the colors to the logo, this pullover delivers all-over Celtics pride, complete with Under Armour's ColdGear(R) technology for warmth. 100% polyester. ColdGear(R) technology traps body heat to keep you warm without adding weight. Fleece lining. Lightweight construction for mild temperatures. Attached hood . Water-resistant design helps you stay dry. Flatlock seams for a smoother fit. Kangaroo pocket. Relaxed, oversized fit. Long sleeves. Ribbed cuffs and hem. Team graphic screen-printed on front. Official NBA merchandise. Imported.