This Boise multi-use copy paper is designed to work in everything from copiers to all-in-ones to plain-paper fax machines! Stock your office workspace with versatile paper to ensure that you'll be prepared, no matter what the task is. X-9 copy paper, Boise's most reliable and versatile copy paper, is designed to look bright and feel substantial. Contrast-enhancing 92 paper brightness delivers crisp edges to printed words and graphics. Acid-free for long-term archival quality. 20-lb Boise copy paper is excellent for everyday use.