1.materials:freshwater pearls of china 2.color: natural colors(white ,pink and lavender) and we can do any other colors if you want. 3.size :diameter between 4mm and 13 mm all available ,you can choose according with you. 4.length:we can do any length as your request or bulk. 5.we can supply vairous shapes,for example round ang rice pearl,and you can tell us what shapes you like then we can do it . 6.we have different quality ,you can choose as you order 7.welcome to view and tell us your expection,welcome to advise to us, 8.youre welcome to contact us for more details and styles.