fotofreek and others: The item #'s for the newest version of Kirkland Photo Paper are: 8.5 X11 #503626 and for the 4X6 #503636.
I used my last sheet of 4 year old Swiss made 8.5X11 and compared it to the newest version of 8.5X11, the new version is brighter white (cooler). The lastest version...
fotofreek, Costco.com showes 8.5"x11" Kirkland Photo paper as not available. The newer version I saw has a large tulip for the art work on the top cover, not the sailing man.
New version of Kirkland Photo paper in Prescott AZ, store, 8.5x11- 150 sheets $17.79. It has new packaging and item #. A yellow banner says "now with more vivid colors and blacker blacks." 4x6 in new package $13.79. All made in Mexico, they seem to have the same specs has earlier versions.