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). Side-Bound One-Subject—Two pockets. Book/Pad Binding Type: Wirebound; Book/Pad Binding Edge: Side; Book/Pad Sheet Size: 7 x 4.38; Book/Pad Subjects/Sections: 1.