2"x 6" Botanical Fern Double-Sided Bookmark with Vintage Marbling Our new bookmarks are printed on ultra-thick 24pt cover stock paper with rounded corners. They feature full-color print on both sides. *Each bookmark comes packaged individually in a clear sleeve. Over the years, we have collected vintage paper marbling patterns from our favorite antique books, and now they have found a new home in our bookmark collection. Each bookmark features a vintage illustration on one side and a marbled pattern on the other.