... . Material Types: Abalone, Awabi, Akoya, Agoya, Banana, Black/Brown/White Mother of Pearl (MOP), Mussel, Paua, River, Trocas, Trocas, ... . Sizes: 4.5-40MM, Custom-made based on the Natural Feature of Different Shells5. Thickness: 0.12-3MM, Custom- ... Shells6. Shapes: Regular and Irregular7. Colors: Pure White, Black, Pink, Natural Colors all Natural Shells Have accordingly8. Finishing: Polished in 1 side ...