Both posters will be shipped in a single protective tube, separated and wrapped in tissue paper, USPS First Class Mail.
To purchase any 3 posters in the 11x17 size for $40, view this listing: http://www.etsy.com/listing/79387966/any-3-posters-for-40-dollars-11x17-size
To purchase any 4 posters in the 11x17 size for $50, view this listing: http://www.etsy.com/listing/79388052/any-4-posters-for-50-dollars-11x17-size
Custom designs are also available. Please contact me through etsy conversations if you are interested in a design that is not currently featured.