Product specifications: Material: Zinc alloy, Treatment process: electroplating, Style: Triangle, Wire diameter: 4mm, 4.4mm, 4.9mm, Outer diameter: 27mm, 35mm, 42mm, Color: Silver, Light Gold, Gun Black, Usage: Hanging keys, backpacks, kettles, pens, toys, suitable for various toys/stationery/jewelry/electronics/clothing, etc. Product features: 1. Zinc alloy material, 2. Convenient to carry, 3. Lightweight and easy to use, 4. Replace the damaged wallet ring, 5. Extend or elongate the bag or wallet strap, 6. Install grommets and rings to replace straps, 7. Great for repairing or expanding wallet and handbag shoulder straps, 8. Quick release, can be attached to wallets, handbags, and handbags. Please note: Due to manual measurement, please allow a difference of 1-3cm, and due to the differences between different monitors, the images may not reflect the actual color of the project.