Picture Cover Binding – Introduced by Wert Bookbinding in 2003. The original paper cover is scanned and printed to a reinforced paper-based cover material. The cover material is used as the new hard cover for the bound text block. Wert Bookbinding uses Kivar 2 performa material for picture covers.
Kivar 2 Product Data: http://www.fibermark.com/sites/default/files/FMK_Kivar2Performa_datasheet.pdf
Picture cover binding allows for the original look and feel of the cover to be retained.