Men’s 10.5 size ROCKDOVE memory foam slippers NWT These comfortable slippers are 95% Cotton, 5% Spandex giving you the best comfort. All RockDove slippers are machine washable, so you can spend more time relaxing and less time cleaning. Whether it's dust, stains, or odors, simply throw them in the wash and they'll come out looking as good as new. Machine wash in cold Set to gentle cycle Air or line dry preferred