Feature Highlights: 1. 2-Pack Value Set: Each binding spine measures 15 x 8 x 12.8 inches, ideal for organizing documents, office supplies, school projects, and home paperwork. 2. Durable Plastic Construction: Made from high-quality, thick plastic with good toughness, these spines are wear-resistant, reusable, and designed for long-term use. 3. Strong & Reliable: Featuring a smooth surface and strong adhesion, the binding rings resist breakage and fading, keeping your documents securely bound over time. 4. Easy to Install: Simply punch matching holes in your papers for quick manual binding—no tools required. Perfect for office, school, or home use. 5. 10-Pack Convenience: This set includes 10 detachable binding spines with a split design for easy opening and closing, offering ample quantity for frequent use and replacement. Product Details: Crafted from premium plastic, these binding spines are lightweight yet sturdy, ensuring reliable performance without deformation. The split-ring design allows for effortless insertion and removal of pages. With a simple hole-punching step, you can neatly organize loose-leaf paper, reports, or manuals. Suitable for a variety of settings including offices, classrooms, and home offices, the 10-pack set provides versatile and practical document management. Specifications: - Item Type: Binding Spine - Inner Diameter: Approx. 12mm / 0.47in - Number of Holes: 34 Holes - Binding Capacity: Up to 85 sheets (for reference) - Quantity: 10 pieces