Maruman 30-Hole Loose Leaf Lined Sheets, A4, 8.27" x 11.69", 6mm Narrow Ruled Paper Refill, 50 Sheets, Compatible With Maruman Session and Five Chart Ring Binders, Made in Japan

["[LOOSE LEAF REFILLS] Designed for Maruman 30-hole A4 ring binders, these refill sheets offer a clean and customizable solution for note taking, studying, or planning","[A4 SIZE] Each sheet folds to measure 8.27\" x 11.69\" with 30 punched holes, 6mm narrow ruling, 80 g/m² white paper, and comes in a pack of 50 sheets","[6MM LINED FORMAT] Subtle, clean gray 6mm narrow ruled lines are perfect for note taking, math work, or journaling","[HIGH QUALITY PAPER] Silky smooth surface resists ink bleed through and is compatible with pens, pencils, highlighters, and fountain pens","[MADE IN JAPAN] Fits Maruman A4 30-hole binders including CLARTE and KURUFIT models; expertly made in Japan with premium craftsmanship"]