Check the listing for details. 12-Pack Metal Spring O Rings, 1" Zinc Alloy Keyring Buckle [Blue]. Condition: New. Listed at 14.63 USD. PRODUCT APPLICATIONMetal rings are widely used and can be used as key rings, pet leashes, dog collar tags, wallet charm, handbags, shoulder bags, straps, sports belts, keychain clips outdoor bag buckles, etc, which can be DIY and applied to any crafts or decorations you want to hang.PRODUCT DETAILS √ Type: Metal Spring O Rings√ Color: Blue√ Material: Zinc Alloy√ Inner Diameter: 1 inch/25mm√ Outer Diameter: 1.3 inch/33mm√ Wire Diameter: 0.15 inch/3.8mm√ Package Includes: 12 pcs x Spring Round Rings BucklesPRODUCT ADVANTAGES1. The keyrings snap hook buckle is made of zinc alloy with excellent anti-oxidation and corrosion resistance. It is lightweight, strong, and sturdy, and has a baking paint coating on the outside to increase durability. So you can use it with confidence.2.