PaperWorks BC Cover is specially formulated for us by Neenah Paper and is one of our most popular card stock grades.  Just feel the velvety smooth surface and notice the perfect sheet formation and you will agree - best-in-class quality that delivers incredible print performance! Good bulk and premium fibers give the sheet a really nice "snap."  A brightness level of 97 allows for greater contrast and sharper images. 17x11 and 18x12  items are all short grain for better feeding, and also for ease in folding. Manufactured acid free with archival properties and FSC certified as well as Green-e certified. Laser and Ink-jet guaranteed. Available in:  80lb/216g/10.5pt caliper  ,  100lb/271g/12.5pt caliper  ,  and 110lb/298g/14.5pt caliper cover weights.