Premium Multipurpose PaperHeavyweight sheet is designed to run effectively through all your office equipment. ColorLok® Technology for vivid colors, bolder blacks and faster drying time. 99.99% Jam-Free™ and acid-free for archival quality. Ideal for reports, proposals, newsletters and direct mail. Size: 8 1/2 x 11; Paper Color(s): White; Paper Weight: 20 lb.