High volume legal or professional service offices can rely on the consistency and longevity of this 25% cotton sheet. Its super-smooth surface brings cotton elegance to any document output on high-speed copier or laser printer. Moisture controlled to prevent curling. Acid and lignin free. This product was made from wood that came from a certified managed forest. Size: 8 1/2 x 11 Paper Colors: Wicked White Paper Weight: 32 lb.SOU348C. 348C. Southworth Southworth 25% Cotton Premium Laser Paper.