White Card Stock Paper - 11x17 - Heavyweight 100lb Cover (270gsm) - 100 Pk by Superfine Printing Inc. PREMIUM QUALITY - made from premium heavy thick paper of 100lb (270), smooth finish, 96 brightness rating and excellent opacity for minimal show through; its quality and versatility features are perfect for home, personal and business digital printing need DIMENSIONS - each paper measures 11 inches x 17 inches ledger or tabloid size (ANSI B); its perfect size is ideal for printing drawings, diagrams and large tables; perfect for customized cuts and folds for postcards, folded greeting cards, brochures and etc. PRINTER FRIENDLY - has a perfect paperweight, size and finish that is conveniently compatible and jam-free performance on high-speed offset application, copiers, laser and inkjet printers; NOTE: The stock is very thick, please consult the manuals for convenience ENDURING USE for BUSINESS and PERSONAL - perfect cost-effective solution for custom projects for promotional and marketing material, invitations, scrapbooks, booklets, posters and etc.; it's acid-free and lignin-free cardstocks that ensure its longevity SECURED and SAFE PACKAGE - 100 sheets of blank covers are Packed securely in a Re-Seal-able for guaranteed safety and security of card notes to ensure its quality and quantity upon delivery; perfect bundle of stocks you can trust for daily tasks around the home or office