Numeroastro Copper/Tamba Kada (Bracelet) & Finger Ring (Challa) Combo (Adjustable) For Good Luck (2 Pcs)-Copper kada or Ring when worn in the wrist or finger stabilizes the body and provides the fundamental support for sadhana or spiritual practices. People who are deficient in copper may benefit from wearing copper kada, since it can be absorbed through the skin. Copper Kada is a good way of taking in the small amount of the mineral needed.Copper bracelet/Kada . Open end, so that it fits in any wrist. Usually worn with other Kadas, or even as stand alone. Simple and sober, 100% pure, unpolished, untreated, unmixed 100% copper. An excellent wear for dailyuse, officewear, college, and casual parties. Pair these, with all Indian and western dresses. A unique thing, in your jewellery collection.