PP cover material, waterproof and anti-folding, clean and tidy, avoid burrs. The inner pages are made of thickened paper, double-sided writing without ink seepage, low-key eye protection. Adopting double-ring wire binding process, firm and not easy to fall out of the page, turn up without jamming, writing does not pinch the hand. The edges are neatly cut, rounded corners, comfortable to the touch, beautiful and generous. Measuring 8.27*5.7 inches, this custom black metal coilbook. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Tailored branding: Supports logo imprint and design personalization. Product Highlights: Portable, durable, practical for daily use.