Wine coaster and stopper set made of gray sparkalite, nickel plate, stainless steel, and gray sand washed enamel. Coaster: 5"Dia. x 3"T. Stopper: 5"L. Not dishwasher safe. Hand wash with gentle detergent, dry immediately with soft cloth. Avoid any detergent with lemon or other acidic agents. Do not use abrasive cleaners, steel wool or scouring pads, or toxic dips that can scratch and dull metal surfaces. Imported.