Features: These small index cards can be used as study note, college note, sight words, student words cards and so on. Index cards fit almost all types of pen and will not allow ink to through. Size: about 7x4cm/2.76x1.57'', the great size to keep in your pocket and easily accessible when needed. Study cards is great for students, educators, and professionals alike, these index cards serve as the perfect tool for flashcards, business presentations, or personal reminders. Suitable for Halloween, Christmas, baby shower and exhibition, they are very practical. Specifications: Component: Paper Size: about 7x4cm/2.76x1.57'' Package Includes: 8Pcs/Set Index Cards note: Please allow 1-3cm errors due to manual measurement. Due to the difference betweeen different monitors,the picture may not reflect the actual color of the item.