Size: small size, light weight, easy to carry, easy to hang or take down the cards. Ideal stationery supplies for students and office workers. Applications: Blank index cards are suitable for taking notes, studying, working, teaching, learning vocabulary, to-do list, etc. You can use them at home, office, school, dormitory, hotel, restaurant, outdoor trip or anywhere else. Multi-purpose: Flip-up blank flashcards can be used not only as different types of study cards, such as vocabulary cards, word cards, alphabet cards, note cards, notepad cards and memos, but also as DIY greeting cards, DIY bookmarks, message cards and DIY gift tag cards, etc. Loose-leaf binder ring design: Each flash card notepad has removable loose-leaf binder ring holes for easy installation and keeping them together for hanging, adding or removing cards, and loose-leaf binder ring design for index cards prevents these cards from falling apart. Features: Light weight and small size, easy to carry or keep in your pocket at all times. You can write some important to-do items, make a schedule planner, record new ideas at any time, doodle or write some knowledge points that need to be memorized,etc. You can take it out at any time and check your daily planner. Packing list: one piece planner We only sell, not the other items in the picture. Due to differences in different monitors, the pictures may not reflect the actual color of the item. Please allow slight size error due to manual measurement.