Black Leather Neck RingMetal plating stone polishing process with a transparent glossy surface, SMFK uses brand standard double layer inner folding edge technology. The ring is made from SMFK classic vegetable tanned leather, with fine plant processing forming water ripple textures. After the artisans polishing, the leather glows with a soft sheen, emitting a subtle minty pine scent when fully treated. Design in China, Made in China