Manufactured in copper plated aluminum, this mini jack can be used as a stacking doorstop, paper weight, or for decorative display. This product has not been lacquered, over time the natural process of oxidization will occur forming a patina or tarnish. You may choose to regularly polish the product with a plain duster , or leave the product untouched allowing the patina to develop and celebrate the aging process. Size: 3.25" x 3.25" x 3.25"