Thick marble is used to create this three-link chain. Lay it next to a boat figurine, decorative anchor, or another nautical object. It can also be used as wall decor displayed next to a nautical framed work of art. Natural Variation: this product is made of natural materials which makes it unique and can lead to slight color/size variations. Item’s color may also appear slightly different due to variations in lighting conditions and individual screen display settings.