Size: 67.5mm diameter, 23mm thick, hole: 13.5mm. Large hole up to 3.5mm fits snake chain bracelets. 6 styles: Gear, bicone, snowflake, flower, and two flat round designs, 50pcs each style, 300pcs total. Material: Zinc alloy, lead free, cadmium free, nickel free, antique color, durable, fade-resistant. Includes 6-compartment plastic storage box with covers. Use for earrings, bracelets, necklaces, ankle bracelets, belts, chokers, zipper pulls, keyrings, sweater chains, bag accessories.