hp Papers instant ink office20 copy paper is an economical printer paper that offers dependable performance on all office machines. This product is available in 8.5 x 11, 1 Ream or 5 Ream case. This can be used as inkjet printer paper, laser printer paper, or copier paper. This acid-free paper prevents yellowing over time to ensure a long-lasting appearance. Contains ColorLok technology for bolder blacks, brighter colors, and faster drying time. Forest Stewardship Council (FSC) certified. Made in USA. Next time you print paper, choose hp Copy paper. Specs: Size: printing paper 8.5 x 11, letter paper, paper ream wrap Brightness: 92 bright Basis Weight: 20 lb Properties: acid free paper, ColorLok technology, white paper, multipurpose printer paper Uses: computer paper, inkjet paper, laser paper, copier paper, printer paper, flyer paper, letterhead paper Pack size: comes in copy paper case or ream of paper Great for: back to school, office paper, small business.