Brazil CBF sweatshirt Authentic N98 Nike. 100% polyester fabric. Rib mock-neck with zip up to the chin for warmth and coverage, the Sleeves are cut raglan sleeves for natural range of motion, Cuffs and ribbed hem for a comfortable fit and snug. Side pockets with zip, Fabric: Body: 100% polyester. Rib: 99% polyester/1% spandex.