‎8.5 x 6.3 x 0.83 inches

【Suitable size】The specification of the tabbed hardcover notebook is 8.5" x 6.2". The inner pages measure 8.3" x 5.5" when torn out. Can be put in the most briefcases and school bags. And it's perfect for you to carry around. 【High quality】EOOUT's black hardcover cover is made of high-quality sturdy plastic, which is wear-resistant and can effectively waterproof and protect the inner pages. The inner pages of the notebook are made of 80gsm paper, which can bring you a better writing experience. 【Dual Wire Binding & Waterproof Cover】Strong Dual Spiral Binding keeps pages securely together and won't bend or warp easily. You don't have to worry about the paper fallingThe plastic covers will protect your pages to prevent coffee or juice from wetting or staining your papers, important notes, or tasks.