Cosmos &reg; 50 Pcs Anchor Sign Charms Pendants Jewelry Making Accessory Size: about 18mm long; 15mm wide; 1.2mm thick; hole: 3.8mm diameter. Metal alloy with silver plating. Perfect for your versatile jewelry-making, such as earrings, necklace, bracelet, belts and home decoration. Double-sided anchor charms 50 pcs/ pack