Spiral binding for smooth page turning. Double-sided, ruled paper. Durable, coated paper cover. 3-hole punched to store in your favorite binder. Great for color coding by subject. Notebook spiral binding will not snag and resists uncoiling to keep your notes together. One-Subject Format—Three-hole punched. Pocket-Sized Indicator: N; Book-Binding Type: Spiral Coil; Book-Binding Edge: Side; Cover Color: Randomly Assorted.