Using this double - bed duvet is easy. Just spread it out on your bed and you're ready for a cozy summer sleep. When it comes to maintenance, it's best to air it out regularly to keep it fresh. You can also fluff it up by gently shaking it. As for cleaning, it's advisable to follow the care instructions on the label. Usually, a professional dry - clean is a good option to preserve the quality of the down and feathers. Avoid using harsh chemicals or over - washing as this may damage the filling and the casing.