... . Material Types: Abalone, Awabi, Akoya, Agoya, Banana, Black/Brown/White Mother of Pearl (MOP), Mussel, Paua, River, Trocas, Trocas, Trochus4. Sizes: 4.5 ... -40MM, Custom-made based on the Natural Feature of Different Shells5. Thickness: 0.12-3MM, Custom-made based on ... the Natural Feature of Different Shells6. Shapes: Regular and Irregular7. Colors: Pure White, ...