The 20 pack 2 inches loose leaf binder rings are versatile metal rings designed for various purposes, they are perfect for organizing loose leaf papers, files, documents, and more. Whether you need to organize files at home or office, or create scrapbook projects, these binder rings are a reliable choice. They provide a secure and easy-to-use solution for all your organization needs.Features:Designed with 55mm outside diameter and 50mm inside diameter.The ring open and close easily, lock for extra security, easy to operate, pull to open and squeeze to close.You can easily link numerous loose-leaf booklets, paper cards, name tags, instruction guides or plastic plates together.Specifications:Product Name: Loose Leaf RingsMaterial: MetalColor: Silver ToneNet Weight: 185g/6.5ozThickness: 3mm/0.12"Inside Diameter: 50mm/2"Outside Diameter: 55mm/2.2"Package Content: 20 x Loose Leaf RingsNotes:1.Colors in the screen may not accurately reflect the true color due to individual computer monitors differences.