Stylish and unique hammered copper knuckle rings. You can choose 1 midi ring, 1 regular ring or multiple rings to wear as a set. Choosing sets are the best value for your buck. *When selecting both styles your selected size option will be the regular ring while the midi ring will be standard midi ring size 4 US. If you desire a different size please message me after placing your order. *Adjusting to fit your unique finger may be necessary *All rings are made with top quality tarnish resistant 16 gage copper wire. Why copper? Copper is a conductor of energy and works wonders when paired with healing crystals. Copper has healing properties itself. For example, not only is it a natural and necessary agent found in the body but it aids in mineral absorption, helps with arthritis, has anti-inflammatory and great anti-aging properties. Most importantly is help with proper immune function and help prevent the spread of viruses. Please do your own research on this wonderful metal. Caring for your jewelry… Depending on the type of jewelry purchased, be sure to remove any jewelry before you bathe, wash your hands, do any cleaning or go swimming. The moisture will cause the copper or other types of materials used to tarnish. Also remove jewelry pieces before you apply any hand cream, lotions or perfume. The chemicals in these products can damage the jewelry. How to naturally remove tarnishing... Rub a mixture of 1 tablespoon of table salt and 1 cup of white vinegar or lemon juice onto the copper with a soft cloth and rinse. Materials: Copper.