1 Pc will be sent The measurements written are in inches when the bangle is opened straight, meaning the circumference of the bangle. Pls check your existing bangle diameter to the length before purchase. We do a good polish but these will get tarnished and become antique and get oxidized because this is pure silver. Healing bangles. Pure silver gets tarnished and oxidized eventually while coming in contact with the atmospheres air. Just clean it from a cotton cloth and it will go away. Wearing pure silver has various health benefits and spiritual benefits. A piece of silver should be worn on our body at any given time.