Heavyweight 20-lb. paper. Perforated for clean tear-out. Extra-stiff backing. Spiral binding. Numbered Ruling, White Sheets—Numbered lines in red, 1-28 on the front, 29-56 on the back. Book/Pad Binding Type: Wirebound; Book/Pad Binding Edge: Top; Book/Pad Sheet Size: 8.5 x 11.5; Book/Pad Subjects/Sections: 1.