Thank you for viewing! Direct purchase without comment is OK! Corrosion and vintage processing are applied. Material: Nickel silver (an alloy based on copper) Size: 12mm Simple packaging in a plastic bag Please be aware of color unevenness, scratches, etc. Due to amateur measurements, there may be detailed errors. The color of the actual product may differ from the photos due to the shooting environment. Delivery will be in simple packaging. In addition, we have many other items for sale, such as brass carabiners, wallet chains, vintage-style items, stainless steel products, and brass keychains. Please take a look at them as well.