MATERIALS Premium hand polished stainless steel. To maintain its brilliant shine: avoid water exposure, store in a separate location, and gently polish with a soft cloth. Hypoallergenic | Waterproof No discoloring or tarnishing Heavy | Strong | Engineered to last a lifetime All Ornamentus® jewelry and accessories are designed in house and engineered in Germany, DE. COMES WITH All orders will be packed perfect for gifting and include extras such as: Custom branded jewelry box Pouch bag Stickers and other extras