type : resizeble ring material : porcelain clay & sterling silver (925) flower size : 1.9 cm *each item slightly different since they're all made by hands. *every pieces of NATTA jewelry are designed and made in my workshop, Thailand. >> Care Tips << . Avoid wearing ceramic jewelry while participating in extreme activity. Hard collision may result in damage. . Overtime, dark stain may occur on sterling silver due to natural oxidation process. The stain can be sip out using silver polishing cloth (or wash with gentle soap). . Keeping sterling silver items in sealed bag or container can prevent oxidation process. >> Shipment << . Ship from Thailand. . Usually ship within 1-2 business days after the purchase is completed. . International Shipping : it takes 1-3 weeks to arrive. + + If you have any question, please feel free to contact me.