flash cards,colored index cards 3x5 inchPackage includes: Comes with 4 packs of ring-bound flashcards (200 total, 50 per pack), 4 binding rings, and each pack individually wrapped. 4 colors-pink, yellow, blue, green-making it easy to categorize by subject, task type, or project. Each color-coded set has front/back covers reinforced with 2 sheets of sturdy brown kraft paper to resist tearing and wear for long-lasting use.Portable Size:3x5 index cards with ring fit easily into pockets, pencil cases, or bags. You can take them wherever you go-to jot down chemical formula between classes, list work tasks during your commute, or draft grocery lists while running errands-no bulky notebooks required.Binder Ring Design: Easy to assemble and organize, each set comes with 1 metal binder ring (4 total) that opens/closes smoothly. The rings glide easily through the pre-punched top-left hole of the cards-so you can assemble a set in seconds, and tracking/finding cards is a breeze.Lined & Smooth Ink-Resistant Paper: Each sheet has one blank side and one lined side-flexible for different needs and easy to write on. Crafted from high-quality single-sided paper, they're thick with a smooth surface that stops ink bleeding-even with fountain pens or markers.Versatility: Great for kids learning new words, students making exam flashcards or organizing class notes (color-coded by subject), people at work jotting down meeting notes, and everyday needs-like recipes, grocery lists, or to-do reminders. A must-have for anyone wanting organized, portable notes.