Wirebound notebook Acid-free archival quality paper Process Chlorine Free (PCF) Cover, paper and wire made from recycled materials College ruled Wirebound notebooks and steno books are made using 100% post-consumer recycled paper, giving new life to old paper. Acid-free archival quality paper preserves documents and prevents yellowing over time. Process Chlorine Free (PCF) eliminates harmful chlorine emissions. Covers and wires are made from recycled materials. Exceptionally bright, clean, high-quality thick 17-lb paper weight. Environmentally responsible, soy-based ink used for rulings. Measurement listed by bound side. 11" x 8-1/2", 1 subject, 3 hole, college ruled, red margin, micro perforation. 100 sheets per pad, 3 pads per package.