Nautica Men's Sleepwear 1x1 Rib Knit Pant 100% Cotton 100% cotton yarn dyed, brushed knit fabrication for soft handfeel, updated modern detailing self-elasticized center drawstring waistband, fully functional one-button constructed fly, single rear pocket w/ embroidered logo rib quality at side seam panels Machine wash cold with like colors. Tumble dry low.