50 Brown Kraft Fiber 80# Cover Paper Sheets - 4" X 6" (4X6 Inches) Photo|Card|Frame Size - Rich Earthy Color with Natural Fibers - 80lb/pound Cardstock - Smooth Finish 80 lb/pound CARDSTOCK Cover is 3 times as thick as copy paper. 216 gsm Calipers .011 inches Darker specks from small FIBERS of PULP are randomly distributed throughout each sheet, giving them the natural look of a fibrous handmade paper. The SURFACE is smooth, making this paper good for invitation & announcement cards ARCHIVE FRIENDLY Acid-Free and Lignin Free Recycled paper - 30% post consumer waste - keepsakes THOUSANDS of HAPPY CUSTOMERS have appreciated the quality paper and good service we provide.