Features:1) Environment friendly material 2) Processing procedures: selecting, embryo extracting, grinding, perforating, bleaching, glossing3) Used in top grade fashions4) Natural color (black), gray and mixed colors5) Size: 14 - 68L6) Shapes: square, triangle, multi-angle, irregular multi-angle7) Customized colors available upon requests by dyeing or coating8) Natural black-lip mother of pearl shell buttons are made of the blacklip mother of pearl shells from Tahiti Packing: PE and carton boxesInner packing:PE bag and carton boxWe also have many good quality trocas and white lip / black lip mop shell blanksto export for high-end users. You are welcome to contact with us for more details. producing area:China payment:T/T in advance, L/C at sight supplying capacity:20,000 grosses/month