Keys and their symbolism take us back to ancient times-having the abilities to open doors to places that are inaccessible.  In the romantic, decorative keys are very popular representing the binding contract of love or  they can symbolize the way each partner has stolen the keys to the other's heart! This antique-style Silver Embossed Lock and Keys Charm Set will serve as the perfect symbol for locking away secrets, precious keepsakes, and more! Who has stolen this person's heart?   Made of metal. Who has this person given their heart to or who is controlling their heart This antique-style Silver Embossed Lock and Keys Charm Set will serve as the perfect symbol for locking away secrets, precious keepsakes, and more! Fully functional; simply insert one of the keys into the keyhole and turn it to open the lock and attach.