Xerox Products - Paper, Ring Tough, 92 Bright, 8-1/2"x11", 500/RM, White - Sold as 1 RM - Multipurpose copy paper is designed for copiers, laser printers and plain-paper fax machines. Three-hole punched and reinforced Ring Tuff. Excellent performance in inkjet, laser, offset printers and copiers. 20 lb. paper weight. Sold as 500/RM.