NIKE Men's CORE Open Bottom Fleece Pants Sweatpants Cardinal/White The Nike Core fleece pant has side welt pockets and an embroidered Swoosh design trademark at the left hip. Drawcord waistband, open bottom hem. Colors: 80% cotton/20% polyester. Heather: 87% cotton/8% polyester/5% spandex. 32.5" inseam. Imported.