Check out the Shock Mask Necklace Nightmare Before Christmas Jewelry. Life’s not fun without a good scare! Shock’s enamel mask hinges open to reveal her crafty grinning face! Sculpted sterling silver, the solemn green mask includes cutout eye holes through which Shock peers. Atop her wild hair perches a purple wide-brimmed witch hat. Open the locket to find a polished sterling face with toothy grin and hand painted eyes. Pendant hangs from a black rhodium over sterling beaded rope chain.