Cover an old dog bed or stuff to create a new one, Molly Mutt duvets are the perfect way to create an affordable, attractive dog bed while keeping unwanted textiles out of land fills.The convenient stuff sack (sold separately) can be used to organize blankets, clothes, towels, and other old items inside of the duvet. When you need to remove surface stains, just remove the duvet for washing. When you need to clean a smelly or wet bed, wash all contents. It s just that easy!