Fangrui Product Details All-inclusive Flashcard Set: The Package Includes Everything Youll Need For A Complete Flashcard System - A Durable Black Index Card Box, 230 Index Cards (180 Coloured And 50 White), Dividers A-e, Kraft Tabs, Binder Rings, And Kraft Paper Stickers. Every Elements Is Thoughtfully Designed To Enhance Your Studying And Note-taking Experience. Quality Construction: Our Index Card Box Is Made From Sturdy Plastic Ensuring It Can Withstand Regular Use. Measuring 15 X 9.5 X 8.5 Cm, Its Capable Of Holding Around 300 Index Cards, Providing Ample Space For Your Notes And Reminders. Comfortable Writing Experience: Each Index Card Measures About 12.5 X 7.6 Cm, And Is Made From 110 G/m Thick Cardstock That Feels Good To Touch. These Cards Are Lined On Both Sides And Available In 6 Colours. They Are For Jotting Down Notes Using Pencils, Ballpoint Pens, Fountain Pens, Markers, Etc. Convenient And Well-organized: Thanks To The Included Metal Binder Rings, You Can Easily Thread The Punched Holes In The Index Card