Brass Double Ring, Round, 20mm Diameter, Key Ring Set of 5 This is a set of 5 brass double rings. The material is solid brass, and the more you use it, the more character it develops, so please enjoy the aging process. Use it for customizing carabiner key hooks, keychains, wallet chains, etc. Although unused, due to the nature of brass, there may be scratches, blackening, and dullness that occur during the manufacturing process. Even with the same product, there may be slight individual differences in the degree of aging, manufacturing scratches, and other imperfections. Please understand this. Please refrain from purchasing if you are sensitive to these details. The color may vary depending on your monitor and screen brightness. Small double rings may not return to their original shape or may be difficult to thread if you pass thick items through them. Please purchase the appropriate size for the items you are connecting or threading. We cannot offer discounts on individual items, so please refrain from negotiating prices. We will ship via regular mail (Mini Letter). Please note that tracking and compensation are not included. For an additional 120 yen, we can ship via the anonymous, tracked, and insured Rakuraku Mercari Mail (Nekopos). Please comment if you would like to change the shipping method.