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A5 and A6 Cover Color Options:Choose from a variety of A5 and A6 cover colors, including horizontal lines, grid, blank, and creative trendy styles, to match your personal preference or project needs. Detachable Pages:The notebook features detachable pages, allowing you to customize your organizational setup as needed. It's perfect for keeping track of ideas, notes, and to-do lists. Replacement Core Feature:The notebook comes with a replacement core, providing you with the flexibility to swap out pages without losing your existing notes. Creative Trendy Design:With its creative and trendy design, this notebook is not just a tool for jotting down ideas but also a stylish accessory that adds a touch of elegance to your daily routine. Durable Material:Made from durable materials, this notebook is designed to withstand daily use while maintaining its stylish appearance. Portable Size:Its portable size makes it easy to carry around, making it perfect for on-the-go note-taking and idea generation.