This necklace made of Mother of Pearl shells. OPTIONS--Is sewn onto a black braided or white cord with additional accent black fresh water pearl. MEASUREMENTS -- Shell is 2.25" or 2 1/4, cord is up to 21" long. Please let us know about the cord color when you purchase this necklace!! This listing is for one necklace only :). All items are 100% authentic and handmade by us here at Tiare. Guaranteed fast shipping!