Size Quantity: Shell beads 0.4, 0.5, 0.6 inches (10, 12.5, 15mm) in diameter, 0.03~0.08 inches (0.7~2mm) thick, hole 0.06 inches (1.5mm). Flat round shell charms are made of natural shells, colors will vary, each one is unique. Comes with a plastic case for you to store and protect your jewelry accessories. Natural Shell: These shell flat round beads have a beautiful luster, which can add a different beauty to your diy crafts. Rustic shell texture, lightweight, durable, strong and sturdy, not easy to break or fracture, can provide you with a good using experience. Beautiful Appearance: The beautiful flat round shells with smooth surfaces, shimmering with soft pearl luster and pearlescent effects, rich in variety, with beautiful veins on the shells indicating natural formation, each one is absolutely unique, elegant and charming to wear on any jewelry. Widely Used: these beads are made of shells, the appearance not only has perfect luster, but also the color looks very pure and beautiful. Can be combined with earring hooks and jump rings to make unique pendants and earrings, as well as other jewelry crafts or home and wedding decorations. Best Gift: Bracelets, necklaces, earrings, bookmarks, pendants, anklets and other handmade objects made from these natural shell beads make great gifts for friends, mothers, daughters, coworkers. It can also be used as a gift for Halloween, Christmas, birthdays, Valentine's Day, and anniversaries.