On each side of the link, there is a Chinese oracle character. For anyone who wants to wear some history, this could be a great choice, as you can make what ever oracle characters on each side, making it your very own history. Currently, on each side it's limited to only one oracle. The rough surface is properly polished for a smooth touch, but it still looks like something that's just unearthed. 3D Printed with stainless steel in USA.