Measures 210 x 297 mm. A4 is the close equivalent to U.S. letter size^Premium quality of paper that makes an ideal addition to any office setting. Its high-quality makes a perfect choice for personal use, office-school supplies, art projects, business communications, posters, printing documents and etc.^Double-sided smooth finish surfac that's perfect for designing eye-catching presentations and making your artsy designs pop. It holds colors well and delivers rich, vibrant colors and sharp images with flawless results.^Full ream of 10 sheets of acid-free and lignin-free paper that won't make your documents, arts and print works turn yellow and brittle. This preserves the paper, texts, and images and keeps it last long. This paper is also made with SFI wood fibers.