This Member’s Mark copy paper is an excellent choice for everyday copying and printing applications. 500 Sheets per Ream Each ream contains 500 sheets of paper for a case total of 4000 sheets. ColorLok Technology Provides faster drying and bolder colors. Exceptional Performance Excellent for use in plain paper copiers, printers, and fax machines. Acid-Free Member’s Mark copy paper is acid-free for archival quality prints.