Molly Mutt Organic Cotton DuvetFeatures sized for our 5 inch thick dog bed inserts breathable 100% cotton canvas material durable, washable & preshrunk non toxic & free from harmful chemicals Cleaning Step one Wash in cold water with a mild detergent Step two Don't let items soak for a long period after the wash Step three Tumble dry on the low or warm heat setting Avoid shrinking Don't leave items to sit in the washer (or soak) for an extended period of time. This can cause