Two chains , Chain one containing a small metal tag that reads "JK by Thirty-One", which was a fashion and costume jewelry line produced by the direct-sales company Thirty-One Gifts. Pieces from this collection are generally made of silver-tone base metals (such as pewter, zinc alloy, or brass) rather than precious metals. It also has the Tree of Life oval pendant. The second necklace features a Long, flat silver-tone herringbone chain paired with a rectangular brass/gold-tone metal "inspire" dog tag charm.Metal Composition: Silver-plated and brass-plated base metal costume jewelry.