Refill Notebook for Slide Zipper Cover – Eco-Friendly & Functional This refillable notebook is designed to fit seamlessly into the slide zipper cover, offering a smooth writing experience and versatile page layouts for various uses. Key Features: ・Versatile Page Layouts – 5mm dot grid on the left, 6mm dotted lines on the right ・Premium Writing Paper – Specially developed by MARK'S Inc. for a smooth, high-quality writing experience ・Eco-Friendly Materials – Made with FSC® certified paper from responsibly managed forests ・Lightweight & Thin – Crafted to be thinner and lighter than standard notebook paper Specifications: ・128 pages (64 sheets) ・FSC-certified paper ・Compatible with Slide Zipper Cover