[Flat key rings size] Inner diameter: 20mm/0.8-inch outer diameter: 1 inch/25mm, flat split style design. Material: metal, color: Black.
[Durable material] key-chain rings with electroplated surface, anti-rust and anti-erosion, these key-chain rings are made of iron material, hard and strong
[Safe & use] These Flat Key Rings tight closure ensures security, and never worry about slipping off from key ring
[Excellent connecting accessory]: The round flat split ring is good for connecting clasps, charms, links and other ornaments; Easy and convenient to carry
[Freely Combine] Metal key rings fit for various aspects and can be applied to many different items. They are perfect for organizing your car keys, house keys, office keys, hang cards, fobs, dogs tags and so on.