1- A State Of Copper Coaster With Wood / Michigan / 4" / Mini Art / Etched Metal / Flaw Copper etched by acid, on wood, and coated in polyurethane. There is a layer of cork on the bottom as the pad. There is a dimple in the polyurethane. There is a light scratch on the surface. Photos of actual piece received. As this is a handmade art piece, individually made. There will be flaws and imperfections in the art piece. Please note: This item is pre-owned and may show some signs of wear, but it is still in good condition. Item color may vary from screen to screen, photo lighting, or screen resolution. Crayons may be shown to help identify color. Get a sense of scale! Everyday objects like tape measures, water bottles, pens, and coins may be included in some photos for size reference only. When possible, clean recycled materials are utilized for shipping.