Last all year. Guaranteed! Durable, water-resistant poly covers protect your notes all year. Reinforced, tear-resistant divider pockets keep your loose sheets together. Spiral Lock® wire binding prevents coil snag, and high-quality paper provides excellent ink-bleed resistance. Easily inserts into any three-ring binder (sold separately). Further enhance your notetaking with the Five Star® Study App that allows you to scan, study and organize your notes. Create instant flashcards and sync your notes to Google Drive to access them anywhere from any device. One-Subject Format—Two pockets. Pocket-Sized Indicator: N; Book-Binding Type: Spiral Coil; Book-Binding Edge: Side; Cover Color: Black.