KOKUYO Campus Flash Cards with Binder Rings, Word Cards, Anki Cards, Mini Notecards, Medium Size 0.12''x 2.68'', 30 Packs in Blue, Pink and Yellow, Japan Import (TAN-101TSUME)

[High Quality Paper] To ensure a comfortable and satisfying writing experience, the original base paper is bleed-resistant and made with acid-free paper that is suitable for long-term storage. [Binder Ring] The ring can be easily opened and closed, allowing you to remove and rearrange cards at any time. [Compact to Use] Perfect for using as portable flashcards or memos, taking notes on the go, or even drawing mini sketches. [Size] Box size (6.26 x 6.69 x 2.87 inches / 159×170×73 mm) Each book size (0.12 x 2.68 inches / 30 x 68 mm). [Contents] 12 books pink, 12 books blue, 6 books yellow, total 30 books in a box. 85 word cards per book.