This Siku die - cast model of the Silja Symphony cruise liner is a great collectible. To use it, just display it proudly on a shelf or in a showcase. When handling the model, be gentle as it is made of metal and plastic parts which can be damaged if dropped or roughly handled. For maintenance, you can use a soft, dry cloth to wipe off any dust. Avoid using any harsh chemicals or cleaners as they may damage the paint or the materials of the model. Keep it away from extreme temperatures and high humidity to prevent any warping or corrosion.