Mood Pendent"YING YANG" Medallion Double Knots Adjustable Cord Chain Necklace Heat-activated necklace changes color depending on your mood Pendant: 1 3/4" hight x 0.50"width Slip-in Adjustable Cord Chain Extends from 12"up to24" long(no clasp) Silver-tone Mood Medallion Ying Yang Design Inlay Inspired *Comes in Silver-toned Gift Box