Threshold Twin XL jersey sheet set in dark gray. 60% cotton 40% polyester. Machine washable. Tumble dry. New in matching reusable drawstring bag. Make your bed a sanctuary with the Threshold Jersey Sheet Set and Pillowcase Set. Comfortable and affordable, these bed linens are as smooth and soft as your favorite T-shirt. They're made out of knitted cotton, which is breathable and durable. The sheet sets come in classic colors and prints that freshen up any bedroom in a snap. They're perfect for year-round use, too. And with their simple yet classic design, these jersey sheets mix and match easily with all sorts of stylish bedding sets.