30g About 40pcs Zinc Alloy Antique Brass Lobster Claw Clasp Size12x6x3.5mm All the items to US will be shipped by USPS which will take about 7-12 business days to arrive. Material: Zinc Alloy Size: 12x6x3.5mm Hole Size: 1mm Color: Antique Brass As different computers display or Light colors differently, the color of the actual item may vary slightly from the above images.