Great for flash cards, recipes, vocabulary words, studying, presentations and more! Rings allow you to add, remove or rearrange note cards. Small enough to fit neatly in a bookbag, note cards measure 3" x 5", and are pre-punched for metal rings. Each set includes 75 blank note cards in assorted bright colors, and two metal rings. Sold as 12 sets for a total of 900 cards and 24 rings.