Binding Spines/Coils/Combs, Open & Close Easily Adding Pages for Notebook , Binding Machine 30 Ring Diameter 3/8" Binding Combs， Maximum 65 Sheets Multicolor Trimmable Sturdy 10pieces

This versatile 30-hole comb binding system allows you to effortlessly add or remove pages, making it the perfect solution for updating reports, presentations, manuals, or custom booklets. Crafted from durable 3/8-inch plastic, each 11¼-inch binding spine can be easily trimmed to fit your specific project and is compatible with most standard binding machines and 10/20/30-hole punches. This colorful 10-pack of sturdy binding combs offers a professional finish while securely holding up to 65 sheets of paper—ideal for creating, organizing, and refreshing all your important documents.