Comment by mirimir

Yes, that was my point.

egg box / case : http://www.eggboxes.com/media/ecom/prodlg/30doz.jpg

egg flat : http://www.eggboxes.com/media/ecom/prodsm/5x6superflat.jpg

egg carton / box : http://www.eggboxes.com/media/ecom/prodsm/005.JPG