This refill lined paper size of 3.75'' x 6.75'', it total of 100sheets/200pages, 6mm ruled, 26 lines. Acid-free paper for refill paper, each page 100gsm white paper. Paper thick enough to reduce ink penetration. On a smooth paper, you'll be able to write more smoothly. It perfect for standar 6-holes planner, journal, traverler notebook, Filofax Personal binder etc. This A6 loose leaf lined paper perfectly with notebook, traverl journals, daily planner, bullet journal in school, office and home.