This PS moulding is knock- and water-resistant and extremely light. You can paint it together with the walls or accentuate it with another colour. It's indispensable in every room: bathroom, bedroom, hotel lobby or office. Our Interior PS mouldings have different categories: crown moulding, frame/panel moulding and skirting/baseboard moulding. All mouldings are made of sturdy PS - an extruded and impact-resistant high-density polystyrene mix. These ornate mouldings are durable, lightweight and easy to install.