With a stretchy heathered-cotton blend, these UGG® Hank Sleep Bottoms bring classic comfort to your lounge look. Features an elastic waist with drawstring adjustment and slant hand pockets. 95% cotton, 5% spandex Machine wash cold and line dry. There is a VERY tiny hole on the right knee (pictured) but it’s not noticeable. I did not notice till I looked hard enough :)