Alashan Agate 10mm Snake size image attached Inner diameter 14-16, size reduction only possible Not suitable for metal allergies ( ´._.`) As these are completely handmade, please understand before purchasing. *Please check the images carefully and make your own judgment. If you have any questions or concerns, please ask before purchasing. Returns, refunds, and exchanges are not accepted after arrival. I am a handmade seller! Please understand. If you are looking for perfection, please purchase from a shop. Alashan (Arashan) Agate is a rare natural stone said to be a legendary power stone in China. It is collected in the desert of Inner Mongolia and is said to have been formed by weathering over a long period of 2 billion years. It is popular as a power stone and is also valued as a Buddhist tool.