7x14mm copper plated base metal cast zinc-alloy economy lobster clasps (lobster claw clasps). Approximately 7x14x4mm, 1.6mm inner diameter loop. Overall dimensions include loop. Copper-plated components tend to be more durable than solid copper parts. Questions? E-mail us for friendly, expert help! Sadly, the manufacturer of this item has closed. We are working on replacements, but they may not be identical in shape or price. In the meantime, we suggest trying alternate colors or sizes of this item if/when it is out of stock. Please search for the first 5 or 7 digits of this item number, or see the "Related Products" tab for help finding similar items.