Sell Unit: one strand,Bead size:approx 8x10mm,approx 40pcs in one strand Material:Natural abalone shell gemstone;length:15.5-16 inch High Quality Loose Beads Strand for Jewerly DIY or Making & Design,NO clasp, Can't Wear Directly. Each one is unique, please allow for variations in color and marking , the product may has different color or marking from the image we provide. Perfect for any gift giving occasion,great gift for your friends,lover,family,crystal collectors and Christmas,Birthday,Valentines Day,Anniversary,Thanksgiving Day,mother's Day,father's day,new year or any special memorial day.